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Self-Sufficient Guide to ECE by JASON AMPOLOQUIO

ast & ossibleAnswer Key

Section 0Introduction to Unit Systems

Quiz 11. A. coulomb (C)2. D. volt (V)3. C. maxwell/gilbert4. A. gilbert/maxwell5. A. joule/seco!". A. gauss/oerste!#. $. am%ere (A)&. C. gauss'. $. weber1. $. m2*+g1*s4*A2

11. A. coulomb/Volt12. D. weber/m2

13. $. voltseco!14. D. m2*+g*s2*A2

15. $. ,er-/meter1". D. weber/am%eretur1#. A. m2*+g*s3*A1

1&. D. weber/am%ere1'. $. weber2. C. m2*+g*s3

21. $. gauss22. D. m2*+g1*s3*A2

23. A. eber/m2

24. A. m2*+g*s2*A1

25. A. weber/m2

2". D. oerste!2#. $. m2*+g*s3*A2

2&. C. am%eretur/m

2'. D. am%eretur3. C. joule ()31. A. +g*s2*A132. A. maxwell33. A. gilbert34. $. am%eretur/weber

Section 1Electricity & Magnetism

Quiz 21. $. Am%ere0s aw2. C. Jx =3. $. remaece4. $. emaet i!uctio5. C. lo!estoe". $. Am%eres law#. C. errites&. $. ux'. D. Valece1. $. A orce set u% w,e curret

ows t,roug, a co!uctor11. $. 6ilbert

12. $. Curie tem%erature13. A. .125#14. C. 57 615. $. !iamagetic1". $. am%ere1#. A. small a! %ositive1&. $. i+e %oles re%el7 uli+e %oles

attract1'. A. sot magetic materials2. A. 8,e magetic ort, %ole21. C. erromagetism22. $. ewto %er coulomb23. C. 27 624. D. ic+el7 cobalt a! steel25. D. Core loss2". $. ".24911&elemetar- c,arges

2#. $. Am%ere0s aw2&. $. ,ig, %ermeabilit- but lowcoercivit-

2'. A. Co%%er3. D. sot iro31. C. magetic :el!32. D. mageti;e!33. C. electromagetic ra!iatio34. $. i!eal i!uctace35. $. Curie tem%erature3". D. triboelectric e


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owerul eview Ceter 1stbatc,

sBuare o t,e !istace4#. C. #&.5 ic+el a! 21.5 iro4&. D. $ismut,4'. C. electric motor5. A. i a !irectio !etermie! b- t,e

let ,a! rule51. C. 1&52. C. =atter53. $. (a) ' (b) 2#54. C. magetic ux55. $. Co!uctace5". A. 17 65#. D. 8,e co!uctivit- o a material

or magetic lies o orce5&. C. attract eac, ot,er

5'. $. $A

=

". $. ames Cler+ =axwell"1. $. illar! $o-lea! 6eorge ?mit,"2. D. %ermaet magets7 memor-

!evices7 a! magetic recor!ig"3. A. "4. $. C,romium"5. $. Co%%er

"". $.o

$

E"#. C. Fee%er"&. C. magetomotive orce"'. $. curret#. $. weber

#1. $.o

F1 +

#2. A. Am%ere0s law#3. D. =ic,ael Gara!a-#4. A. magetism#5. C. $uc+ Coverter#". C. Coercive orce##. C. large a! %ositive#&. A. small a! %ositive

#'. $. # 14 x 1( Em

&. D. atierromagetism&1. D. A little greater t,a 1&2. C. slig,tl- greater t,a 1&3. A. Gl-bac+ 8rasormer&4. D. Grigig Giel!s&5. $. com%ou!&". D. mageti;atio. A. %aramagetic

&&. A. #'''&'. C. 1 C'. D. oret; orce law'1. A. Coercivit-'2. C. retetivit-

'3. C. Am%ereturs %er meter

'4. D. ti- molecular magets'5. $. Diamagetic'". A. >Hel tem%erature'#. A. 6ausss law'&. $. ux''. $. Curie tem%erature1.A. lea+age ux

Section 1Electricity & Magnetism

Quiz 31. D. Coercivit-2. C. ,ig, remaece a! ,ig,

coercivit-3. $. sot magetic materials

4. D. air coole!5. A. amor%,ous". $. =agetic i!uctio#. D. low %ermeabilit-

&. D. >

@

'. A. ,-steresis1. $. coeIciet o cou%lig or

tig,tl- cou%le! is ;ero11. A. magetic lie o orce12. A. emaece13. C. &.&54 9 1 11 G/m14. A. magetic :el! itesit-15. $. !iamagetism1". $. small a! egative1#. D. Jero

1&. $. Coulomb0s :rst law1'. A. Gara!a-0s law2. D. erromagetic21. $. curret magetic :el! a!

!irectio o orce o aco!uctor

22. $. i!uce!23. C. :el! ux24. $. =otor actio25. $. curret i!uce! ito t,e

armature2". $. Coulomb0s seco! law2#. $. @t is %er%e!icular to a! eBual

alog all %arts o t,eco!uctor

2&. A. Kerg-
http://en.wikipedia.org/wiki/James_Clerk_Maxwellhttp://en.wikipedia.org/wiki/Willard_Boylehttp://en.wikipedia.org/wiki/George_E._Smithhttp://en.wikipedia.org/wiki/Michael_Faradayhttp://en.wikipedia.org/wiki/Gauss's_Lawhttp://en.wikipedia.org/wiki/James_Clerk_Maxwellhttp://en.wikipedia.org/wiki/Willard_Boylehttp://en.wikipedia.org/wiki/George_E._Smithhttp://en.wikipedia.org/wiki/Michael_Faradayhttp://en.wikipedia.org/wiki/Gauss's_Law


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Self-Sufficient Guide to ECE by JASON AMPOLOQUIO 6-3

Te !utor

Kgr. aso =. Am%oloBuioLougest roessioal Klectroics Kgieer (KCK)resi!et7 owerul eview CeterDesig Cosultat=?KCK =ajor i D?De a ?alle Miversit- (uits eare!)$?KCKCetral Colleges o t,e ,ili%%ies7 2E e-es ?c,olarCoac,7 @KCK Nui;;ersC,am%ioO 1. KCK Nui; ?,ow (1''')

2. 1st$rai Kcouter (1''&)3. ,-sics Nui; ?,ow (1''")4. =at,ematics i;ar! (1''")5. @ter Kgieerig Nui; ?,ow (1''5)

$attle o t,e $rai ?c,ool e%resetative (>')Nui;;er1't,a! 2t,@KCK Nui; ?,owAut,orO

1. Klectroics Kgieerig ?MK$oo+2. K?8 ?MK$oo+

K?8 eview Directoresource ?%ea+er7 Various 8o%ics i Commuicatios@,ouse reviewer7 Various Colleges a! Miversities?oug,t ater reviewer i Commuicatios Kgieerig


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Self-Sufficient Guide to ECE by JASON AMPOLOQUIO 6-"


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owerul eview Ceter $oo+s P oom

2'. D. All o t,e above3. $. 4.' >31. A. curret ow

32. D. E-steresis loss33. A. co%%er7 magaese a! ic+el34. A. (a) Cocetric circles

(b) er%e!icular35. C. core


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3". D. $ecause se%arate lies omagetic orce li+ a!combie t,eir e!t

5#. $. 475&. $. touc,ig eac, ot,er5'. $. resi!ual magetism". $. lo!estoe"1. $. reluctace"2. D. all o t,ese"3. A. (a) 1" (b) &"4. A. (a) =agetic ux7 ort, to sout,7

(b) Curret

"5. D. 1

2

"". C. weber"#. $. ,-steresis loss"&. A. is oe o attractio or t,e same

!irectio o curret ow"'. $. 1 6b/cm

#. $. reluctace#1. D. amout o curret#2. A. %aramagetic materials#3. C. 33 coulombs#4. C. >eutro

#5. $. %otetial :el!

#". $. ig,t eerg- is emitte!##. C. 1 2=

#&. C. resi!ual magetism#'. C. low %ermeabilit-&. C. reluctace

&1. C.

&2. C. 1."$&3. C. let,a! rule

&4. A. 3 / m / s

&5. D. 5 6&". C. usig graioriete! silico

steel. $. !iamagetic&&. C. su%erco!uctivit-&'. D. electro'. A. !ecrease b- a actor o our'1. D. etetivit-'2. C. ,otos'3. C. i s%eci:c s,ells or orbits'4. D. Kulectic allo-'5. D. A- o t,e above'". D. cetriugal'#. $. carbo'&. $. ,-steresis''. D. 8,e electro will jum% to a

orbit urt,er rom t,e ucleus1.C. ?eebec+

Section 1

Electricity & MagnetismQuiz #

1. D. electricit-2. C. Klectromagetic i!uctio3. D. magetic susce%tibilit-4. A. Glux5. D. matter". $. Curie tem%erature#. C. Am%ere0s law&. A. magetic %ole'. C. esi!ual i!uctio1. A. 511. D. !iamagetic12. A. su%ermallo-13. A. 6aussmeter14. C. magetism

15. $. semico!uctor1". $. e;0s law1#. $. $oost Coverter1&. D. 291Q#>/m1'. A. oerste!s

6-$


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2. D. A a! $21. C. 8,e %,eomeo w,ere G

curret ows i a t,ier la-ero t,e co!uctor close to t,esurace7 as reBuec- icreases

22. $. Air ga%23. C. ear to oe e! o a maget24. $. errites25. C. ux !esit-2". C. icreasig t,e resistace o

magetic me!ium2#. A. Alumium2&. $. Coercivit-2'. A. %aramagetism3. A. !-amic electricit-31. A. .5 6auss32. A. volt am%ere33. C. ,otos

34. D. eutro35. D. %,otos3". D. e; law3#. C. At/b3&. D. re%elle!3'. D. trasormer actio4. $. coulombs41. D. ,all e


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'. $. is t,e iverse o t,e total circuitco!uctace

1. C. ,eatig7 magetic7 a! electrics,oc+

11. D. orce :el!12. C. is eBuall- a%%lie! to all brac,

co!uctaces13. $. 8,e ature o t,e material o

t,e co!uctor ol-14. D. 4# o,ms R 515. $. 2.24 x 1&

1". C. 8-%ical %ower ratig o acarbocom%ositio resistorrage! rom .125 to 2

1#. C. otetiometer1&. A. :rst !igit1'. D. its legt, icreases2. D. all o t,ese

21. $. blee!er resistor22. $. 123. $. 3.4 o,ms R/224. $. (a) 8wo (b) t,ree25. A. 8,e resistace o t,e co!uctor

is t,e ,i!race b- w,ic, t,eco!uctor o%%oses t,e ow ocurret

2". $. 22#. $. tem%erature coeIciet2&. D. 8olerace2'. C. esistace o a co!uctor w,ic,

,as a legt, o 1 m a!crosssectio o 1 m2at 25C S

3. A. re!7 re!7 re!31. D. .1 ic,

32. C. Lellow33. D. 8,e e


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'4. C. irewou! resistor

'5. $. ?eco! !igit o t,e value'". C. voltage'#. $. resistaces'&. C. Voltage !ivi!ers''. A. i!ivi!ual7 combiatios o1.D. ?,ort

Section 3Inductor & Inductance asic

Quiz 61. $. t,e ow o curret2. $. .133 seco!s3. C. "3 o its :al stea!- statevalue4. C. Eig, %ermeabilit- a! low

reluctace5. A. a o%e circuit". D. is uc,age! at tU R

#. D. 4.2 E&. $. 12.5 E

'. C.

1. A. @creases i!uctace11. $. mutual i!uctace a! sel

i!uctace o t,e two coils12. D. $- core t-%e13. $. curret14. A. sot iro15. A. icreases i!uctace1". D. !irectio o orce o co!uctor1#. C. 12 o,ms

1&. A.!

>!t

1'. C. .25 seco!2. $. touc,ig eac, ot,er21. D. all o t,ese22. D. all o t,ese23. A. e;s law24. D. C,ages i curret25. C. coecte! wit, ma- i!ivi!ual

curret %at,s2". $. coeIciet o cou%lig or

tig,tl- cou%le! coil is ;ero2#. C. =agetic ux2&. C. ux li+age2'. D. t,e time costat

3. D. all o t,ese31. $. 8,e magetic ux ratio li+igt,e coils32. C. usig graioriete! silico

steel33. $. .1 microseco!s

34. A. $ecause all i!uctors ,averesistace w,ic, !issi%ates%ower

35. D. 13.53". D. esoat reBuec-3#. D. Co!uctor tesilit-3&. $. 43'. A. soleoi!4. C. co!uctivit-41. D. 314 o,ms42. D. e; law43. C. it alwa-s o%%oses t,e cause

%ro!ucig it44. A. A ac circuit45. C. 4.4& E4". D. te!s to o%%ose c,ages i

curret4#. D. all o t,ese

4&. A. magetic ux !esit-4'. D. E-steresis loss5. C. core saturatio51. D. ,eever t,e ux o oe

i!uctor causes a em to bei!uce! i aot,er i!uctor

52. C. ex%oetial law53. $. 1'' +E;7 21 +E;54. C. Glux li+age55. D. "3.25". A. Gara!a-0s law5#. $. curret7 magetic :el! a!

!irectio o orce o aco!uctor

5&. $. 55'. C. 33.333 mE

". $. ' !egrees"1. A. be !ouble!

"2. C. 21

@2

"3. D. All o t,e above"4. $. te!s to o%%ose t,e !eca- o

coil curret"5. A. Couter electromotive orce"". D. Jero"#. $. 1' o,ms"&. D. ux a! curret ow"'. C. @creases i!uctace#. A. it !oes ot a


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##. $. @ertia#&. D. '4 o,ms#'. $. Klectromotive&. A. ;ero&1. A. .15 sec&2. C. @t o%%oses eit,er a rise or a all

i curret&3. $. 8,e let,a! rule or

geerators&4. A. 8oroi!&5. D. co!uctor&". A. !oubles t,e reactace. C. 8,e colla%sig magetic :el!&&. $. ea!ig t,e curret b- '

!egrees&'. D. arge !iameter coils ,ave more

wire a! t,us more ux'. C. 4

'1. A. (a) Decrease(b) b- 1/2

'2. D. >

@

'3. D. 1

2

'4. D. 1&.1 E'5. D. .'& E

'". C. i!uctace c,aracteri;es t,emagetic %ro%erties o a coilw,ic, are sigi:cat or t,evalue o seli!uce voltage

geerate! !ue to curretc,age i t,e coil'#. A. magetic :el! itesit-'&. A. 8,e- are !islo!ge! rom orbit''. C. =utual i!uctace1.D. 8o su%%ort t,e wi!igs

Section #(a)acitor & (a)acitance asic

Quiz $1. $. K2. A. #M3. A. #N4. A. #C5. A. #C

". C. K/##. C. M/#&. C. V/#'. D. %olarit-1. A. c,i%

11. D. two %lates se%arate! b- a!ielectric

12. A. C13. C. w,e t,e ca%acitor is ull-

c,arge!14. D. ca%acitace15. $. %olari;e!1". A. Dielectric ,-steresis1#. C. electric :el! arou! t,e

ca%acitor1&. C. !r-1'. C. Klastace2. $. wor+ig voltage21. D. metal %lates22. C. electrol-tic23. D. o%%oses a c,age i voltage24. $. coulomb %er volt25. C. 33 %G

2". C. !ielectric2#. C. lea+age resistace2&. A. ;ero2'. C. !c voltage3. $. ca%acitace is iversel-

%ro%ortioal to t,e !istacebetwee t,e %lates

31. C. 43#2 %icoara!32. D. all o t,ese33. D. all o t,ese34. A. .5 G35. D. ea!s t,e voltage b- '

!egrees3". $. to brig %ositive c,arge o oe

coulomb rom i:it- to t,at%oit

3#. C. Dielectriclea+age3&. A. .2 sec3'. C. >ewto0s law o gravitatio4. $. 8,e- will !istort i t,eo%%osite !irectio41. $. bloc+ !c a! %ass ac42. D. 1. %icoara!43. D. ?traig,t lies44. $. co!uctor45. D. $ot, A a! C4". C. !istace betwee t,e %lates7

!ielectric a! t,ic+ess ot,e %lates4#. C. Ca%acitor4&. $. air ca%acitor4'. C. 55 volts

5. C. 3 +V51. $. Dielectric,-steresis52. C. ;ero53. $. lates54. A. eactace

6-11


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55. A. lea!s t,e a%%lie! voltage b- '!egrees

5". D. %icoara!s5#. A. 3 ara!s5&. $. re!uces5'. C. &". C. %ositive"1. C. cuts t,e reactace i ,al"2. D. Decreases"3. D. A ca%acitor"4. C. Vacuum7 air"5. A. Dielectric"". $. icreasig t,e area o %lates"#. $. 2.#" %G"&. A. 8a+ circuit"'. A. 34 %G#. D. loo+s li+e a o%e circuit#1. C. $loc+ DC a! %ass AC curret

#2. $. t,e eBuatio or ca%acitivereactace

#3. $. 12G

&.&54 x 1m

#4. $. i etwor+#5. A. cr-stal#". A. $ot, cause t,e storage o eerg-##. C. #.12 =E;#&. D. electrostatic :el!#'. A. A%%roximatel- 1&. C. Kwal! 6eorg vo Fleist&1. C. (a) Attracts t,em to t,e

%ositive c,arges(b) Distorts t,eir orbits

&2. $. a isulator betwee two metal%lates i a ca%acitor

&3. $. $- t,eir !ielectric materials&4. A. il&5. C. wor+ig voltage&". D. 8,ic+ess o t,e %lates. C. 1 G&&. $. Klastace&'. $. 8,e %lates are move! closer

toget,er'. A. (a) 6l-cerie7 (b) ure water'1. D. ,ig, ca%acitace a! low

isulatio resistace'2. D. ?tores electrical eerg-'3. A. 2 volts'4. D. Vacuum'5. D. '.55 o,ms'". C. 1

'#. $. re!uce t,e wor+ig voltage'&. C. mica''. D. orce1.$. illar! $o-lea! 6eorge ?mit,

Section "

Trans*ormer +undamentals

Quiz ,1. A. 8,e traser o eerg- romoe circuit to aot,er t,roug,

electromagetic actio2. D. low iroloss3. C. Air core trasormer4. $. t,e same5. $. %rimar- wi!ig". C. 1 watts#. C. tur ratio&. A. variable trasormer'. $. e1. D. A magetic s,iel!11. A. extract moisture o t,e air12. D. Air7 sot iro7 a! steel13. A. er uit im%e!ace

14. C. ,ollowcore15. A. ?ame at all levels1". A. Kxcitig curret1#. $. Eig, voltage wi!ig o small

ratig trasormer1&. C. t,e seli!uce! em1'. A. 12 V2. C. =utual i!uctio21. A. %rimar- em22. $. lea+age ux23. D. 5 watts24. D. lea+age ux25. C. ear ull loa!2". A. icrease out%ut %ower2#. $. 32&. $. Msig magetic core o low

reactace2'. C. 8,e seco!ar- i!uce! em3. D. re! a! -ellow31. C. 8,e !irectio o turs o wireo t,e %rimar- a! seco!ar-

wi!igs32. $. mutual i!uctace7

seli!uctace33. A. t,e tur ratio is eBual to 134. C. 8,e si;e o t,e trasormer will

re!uce35. A. 8,e seco!ar- i!uce! em3". C. t,e tur ratio is greater t,a 13#. D. $ot, A a! $3&. $. magetic circuit3'. A. As low as %ossible

4. A. voltam%s41. $. t,e umber o seco!ar- turs!ivi!e! b- t,e %rimar- turs

42. A. a ste%!ow trasormer43. D. all o t,ese44. D. ' to '&
http://en.wikipedia.org/wiki/Ewald_Georg_von_Kleisthttp://en.wikipedia.org/wiki/Willard_Boylehttp://en.wikipedia.org/wiki/George_E._Smithhttp://en.wikipedia.org/wiki/Ewald_Georg_von_Kleisthttp://en.wikipedia.org/wiki/Willard_Boylehttp://en.wikipedia.org/wiki/George_E._Smith


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45. $. 1&o out o %,ase i atrasormer

4". D. all o t,ese4#. C. o%%osite to t,e turs ratio4&. A. " VAC4'. $. rimar- curret is small5. $. t,e tur ratio is less t,a 151. $. " voltam%s52. $. icrease t,e out%ut voltage53. D. +VA54. C. isulatio a! coolig55. D. Air core trasormer

5". $. + lie voltage ratio=

5#. D. ste%!ow t-%e5&. C. @s less t,a t,e resistace o its

,ig, voltage si!e5'. D. Decreasig t,e t,ic+ess o

lamiatios". D. !ivi!e!7 multi%lie!7 t,e sBuare ot,e turs ratio

"1. C. Decrease t,e reluctace o t,emagetic %at,

"2. A. save %ower"3. A. 4.# V"4. $. 23 V"5. C. %ower7 %ower"". C. ilcoolig"#. C. voltage"&. C. "'. A. 1 to 3#. A. autotrasormer#1. A. K!!- currets ,eat u% t,e

metal %arts#2. D. @solatio trasormer#3. D. it,out c,agig %ower7

reBuec- or s,a%e#4. C. 8,e %rimar- is coecte! to t,e

sourceO t,e seco!ar- iscoecte! to t,e loa!

#5. A. @t ,as ol- oe wi!ig#". D. A ,ig,voltage trasormer ,as

more isulatio betwee t,ela-ers o wi!igs t,a !oes alowvoltage trasormer

##. A. s2

+

#&. C. cotiuit-#'. $. ower trasormer&. A. 1 V

&1. C. Air core&2. C. A ste%!ow trasormer

&3. C. 2

1

V

V

&4. C. ?eco!ar- wi!ig

&5. A. autotrasormer&". A. >ot c,age. $. i!uctor&&. $. Decreases t,e weig,t %er +VA&'. C. '''.' V'. A. about t,e same'1. C. excitatio'2. C. 8,e ux li+age betwee t,e

two wi!igs'3. $. low voltage si!e'4. $. @ts value caot be ste%%e! u%

or !ow b- trasormer'5. $. icrease! i!uctive reactace'". A. ?ource curret'#. C. e;0s law'&. $. K!!-''. A. autotrasormer1.D. ow reactace

Section 6(ells & atteries

Quiz '1. $. '"7 4&5 Coulombs/mole2. A. Avoga!ros umbertimes t,e

electro c,arge3. $. t,e cell voltage times t,e

umber o moles o electrostraserre! times t,e Gara!a-costat

4. C. Gara!a- costat5. C. ao!e7 cat,o!e7 electrol-te". D. all o t,ese#. A. Jic cotaier&. D. more stable i t,eir out%ut'. A. a%%l-ig a reverse voltage1. D. all o t,ese11. C. @ a rerigerate! s%ace12. C. $ot, A a! $ above13. D. all o t,ese14. D. total voltage icreases15. A. @t ,as a ver- stable out%ut

voltage1". D. Coectig t,e ao!e a!

cat,o!e toget,er wit,out aloa!1#. $. t,e curret icreasesW t,e

voltage icreases1&. $. :rst i series7 t,e i %arallel1'. $. 15 ,ours2. A. &21. A. 4"& x 11&electros %erseco!

6-13


14/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


22. D. 8wo electro!es o t,e samemetal %rovi!e t,e ,ig,estvoltage out%ut

23. A. aw0s o electrol-sis24. D. All t,e above25. $. Al+alie cell2". $. ?eco!ar-2#. C. local actio2&. C. Disc,argig t,e cells2'. D. All o t,e above3. $. it,ium orgaic31. D. %revets or slows !ow local

actio32. D. All o t,e above33. C. Kmergec- eBui%met batteries34. $. Klectrol-te35. $. ?%eci:c gravit-

3". A. ?ilverca!mium3#. A. 13&. C. @7 @@7 a! @@@3'. $. t-%es o %lates a! electrol-te4. D. 8,e seco!ar- cell ca be

rec,arge! b- %assig currett,roug, it i t,e %ro%er!irectio

41. $. amalgamatig t,e electro!ewit, mercur-

42. $. C,ec+ t,e tec,ical maual oriormatio o t,e s%eci:ct-%e o batter-

43. C. ?ilver;ic cell44. C. Koug, so t,e oat will rise

wit,out eterig t,e suctio

bulb45. D. icrease i curret ca%acit-4". D. c,emical actio to electrical

eerg-4#. $. &.4 V4&. $. c,emical meas4'. $. "5. $. local actio a! %olari;atio51. $. 12#52. C. Gres, water53. C. 1.5 V54. $. rimar-55. $. =agesium cell5". A. Distille! water5#. $. ?ilver;ic

5&. D.K

i

r

=

+5'. C. $uc+lig". D. icrease t,e curret ca%acit-

"1. D. 8ermials s,oul! be

electricall-coecte! toget,er beoretras%ortig a batter-

"2. C. Glus, wit, res, water"3. $. A carbo ;ic cell ,asulimite! s,el lie"4. C. icrease voltage out%ut"5. $. Cell"". D. @t coverts t,e %ro!uce!

,-!roge ito water"#. D. Curret icreases"&. $. =agaese !ioxi!e"'. A. ".&5 ,ours#. D. ca be rec,arge!#1. $. 2 ,r

#2. A. r

K

+#3. D. rimar- cell#4. $. lea!7 lea! %eroxi!e a! !ilute

sul%,uric aci!#5. C. 8,e >iC! cell is %rimar- t-%e#". A. it is rec,argeable##. D. $atter- c,arge#&. D. s,ort time a! ca be

rec,arge!#'. C. Dr- cell&. A. 15 am%eres&1. C. c,argig a accumulator&2. C. @creases voltage su%%l-&3. C. t,e termial voltage a!

stregt, o t,e electrol-te&4. C. ?eleium cells

&5. A. 1.15&". C. ?el !isc,arge. C. >ormal&&. D. ic+el ca!mium batteries&'. D. 8-%e D'. A. Decrease t,e c,argig rate'1. C. sul%,uric aci! to water'2. $. rimar- cells'3. $. ?tea!- gassig'4. $. 1&""'5. D. t,e area o t,e %lates'". A. &'#. C. " am%eres or 1 ,ours'&. $. >egative a! %ositive ios''. A. +ee% t,e electrol-te level low1.D. 4.2 V

Section $


15/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



( Electrical (once)ts

Quiz 101. $. attractio7 egative2. D. =ec,aical3. D. larger t,a t,e largest resistor

curret4. $. it is ot %ossible to !iscoect

t,e %ower5. A. ?,orte! use". D. Jero curret t,roug, it#. D. Give&. C. a %erso to sei;e t,e lie a!

ot be able to let go'. D. (a) Decreases

(b) icreases1. A. t,e ,eart to go ito :brillatio11. C. 8ri% ree12. D. Armature13. $. %lastic14. C. 8,e armature resistace15. $. alumium1". $. A buris,ig tool1#. $. A small iteral resistace1&. C. K8U K1U K2... U K.1'. D. eergi;e!2. D. (a) Decreases

(b) icreases21. $. silico22. C. 823. C. lace -our :ger o t,e cover

a! eel t,e rela- cotactmovemet

24. C. greater t,a t,e largestresistor25. D. ;ero tem%erature coeIciet2". $. oc+e!out2#. D. A amout !etermie! b- t,e

combie! resistace o t,eremaiig brac,es

2&. D. voltage7 resistace a! curret2'. $. @s costat3. $. 8,e curret o t,e source31. C. i!uctor32. D. ca%acitor33. $. use34. $. ,eostat35. D. (a) @crease

(b) !ecrease

3". C. voltage !ivi!er3#. C. =icroswitc,3&. C. stabilit-3'. $. Jero voltage across it4. C. A lig,t switc,

41. $. a s,ort circuit

42. D. 8oggle43. $. rom7 ito44. $. @s costat45. D. =aximum4". $. A igitio switc, o a motor

ve,icle4#. $. 8,e curret will !ro% to 1 o

its origial value4&. A. A multicotact switc,4'. D. ua


16/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


'. A. am%erage

'1. $. KBuivalet resistor'2. C. times'3. C. ol!er'4. A. KBual'5. D. A a! C'". C. 8o isolate a ault- circuit

wit,out aotri% ree1.C. A %oit be!erSection $( Electrical (once)ts

Quiz 111. C. 8,e eBuivalet resistace issmaller t,a 4 +

2. C. A reci%rocal relatios,i%3. C. less t,a t,e smallest

resistace4. $. 8,e resistace value c,ages

wit, age5. C. eBual to t,e sum o t,e

i!ivi!ual resistaces". C. !ecrease7 icrease#. C. irewou! resistor&. D. #.# V'. D. 8,e %ower level is Bua!ru%le!1. A. All o t,e %oits o a voltage

o!e are at t,e same %otetial

11. $. 412. A. 5&.1 V%13. $. ?i;e14. $. at t,e source wit, total curret15. C. 8,e maximum curret t,at will

ow t,roug, a use wit,outo%eig t,e use

1". $. 8,e curret !oubles1#. $. uses curret owig t,roug, its

coil to actuate electric cotacts1&. D. a!!ig1'. $. ?ecure t,e circuit imme!iatel-

b- removig %ower at t,eearest switc,

2. C. resistive21. D. brac,

22. C. o,m23. C. 8o a!just t,e %ower level o a!evice

24. C. is t,e same or ever- resistor it,e circuit7 regar!less o t,eselectio o resistor values

25. C. Direct s,ort

2". D. 8,e maximum voltage acrossa use t,at will ot jum% t,eo%e use

2#. $. trasmissive a! reective2&. C. R15 V7 ' V2'. $. A voltage source3. D. %arallel bloc+31. D. Alumium32. $. t,e rate eerg- is use! over

time33. D. 41 V%34. $. co!uctors35. A. Co%%er3". D. u!ergoes a electricalc,age i res%ose to a%,-sical c,age3#. D. rotar-3&. A. Crosssectioal area is

!ecrease!7 legt, isicrease!3'. C. smaller t,a t,e smallest

resistor4. A. %arallel wit, eac, ot,er41. A. Jero42. $. 1&2.543. A. 3 V44. $. (a) 8wo (b) t,ree45. D. t,e largest resistor4". $. (a) @creases

(b) !ecreases4#. A. ,eat4&. D. o brac,es exist4'. $. 85. $. #.4" +,51. D. Klectric c,arge52. D. A voltmeter c,ec+ o t,e use53. $. V54. D. all o t,e above55. A. Klectric %otetial5". D. Eig, resistace5#. $. lowvoltage !irect curret5&. $. Mse a o,mmeter a! %lace a

resistor i series wit, t,euse5'. A. icrease7 icrease". D. 5.# 7 2#.# "1. D. Klectric curret"2. C. A use%uller"3. C. electric c,arge"4. $. ut t,e use bac+ i t,e circuit"5. $. coulomb"". A. illiam 6ilbert"#. D. tiglig sesatio"&. C. 15 V


17/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



"'. D. >egative

#. A. Cat let go#1. A. >egative#2. C. !e:brillatio#3. C. summe! toget,er to :! K8#4. C. !ivi!e t,e total o 1times 2

b- t,e total o 1%lus 2#5. $. @V7 @@7 @@@7 @#". A. ca be !ieumas law42. D. >ortos t,eorem43. D. aw o electrostatic attractio44. C. Am%eres law45. C. $C? ($ar!ee7 Coo%er7

?c,rie


18/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


51. C. a s,ort circuit52. $. All i!e%e!et voltage

sources are s,ort circuite! a!all i!e%e!et curret sourcesare o%e circuite!

53. A. Gara!a-s :rst law oelectromagetic i!uctio

54. $. 8,evei eBuivalet resistaceis calculate! w,e all voltagesources are o%e circuite!

55. D. sum o t,e total curretsowig out o a juctio eBualst,e sum o t,e total curretsowig ito t,at juctio

5". D. curret5#. C. eIciec- is 15&. A. >orto0s eBuivalet is t,e

voltage eBuivalet o t,e

etwor+5'. A. eIciec- is greater t,a 5". C. 8o :! !c level i a etwor+

t,at ,as bot, sources"1. D. @:it-"2. $. Gara!a-s seco! law o

electromagetic i!uctio"3. $. A costat curret source a!

im%e!ace i %arallel"4. A. 1 sec7 .'&5 V"5. A. Kt,U @Jt, U @J"". C. "'.3 ms"#. C. s,ort all voltage a! curret

source"&. C. $ot, A a! $"'. C. o%e RL7 !etermie VL7 ma+e

VLU VTH#. A. >orto0s t,eorem#1. A. voltage source a! a series

resistor#2. C. ?ources#3. C. Gara!a-s t,ir! law o

electromagetic i!uctio#4. D. =ust be eBual to loa!

im%e!ace#5. $. e!uce! b- 1/3

#". $.4

2V

##. A. iear res%oses ol-#&. D. ,m0s law#'. D. acobs law&. C. Am%eres law

&1. $. ' V&2. C. Firc,,o


19/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



23. $. %revetig s,ort circuitbetwee two co!uctig wires

24. C. ."25. D. be !ecrease!2". $. rectagular orm2#. D. Voltcoulomb2&. $. %olarit-7 !irectio2'. D. %ulsatig !irect curret3. C. s%ee!7 !irectio31. $. cosie32. $. 1.41433. A. ' !egrees out o34. D. %erio!35. $. rms value/average value3". $. i:it-3#. A. ?eries3&. D. eBual im%e!ace3'. $. ?Buare wave

4. D. eBual to geerator0s iteralresistace

41. $. Jero42. $. j243. C. ever44. C. Jero45. $. 2.5 o,ms4". D. esistace to im%e!ace4#. D. 2.5 o,ms4&. A. rms4'. $. Circuitcotrol !evices5. $. ?ie51. $. 1'.'& V52. A. 153. C. bias54. $. Mit-

55. C. alog t,e surace5". D. 'si((t#1.5)5#. D. esoat5&. $. %urel- resistive5'. C. curret varies !irectl- as t,e

voltage a! iversel- as t,eresistace

". C. Draw more curret"1. C. 34.'& V"2. D. avelegt,"3. $. curret lags voltage"4. D. cou%lig"5. $. !i


20/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


12. A. 8,ere are t,ree AC voltages7%,ase! 12 !egrees a%art ot,ree or our wires

13. A. @t woul! !ouble14. A. V!cU 5.3 V7 VrmsU &.3' V15. $. 14.5 mA1". $. 8o !ecrease t,e reactive %ower1#. A. 3'"# o,ms1&. $. 2573 o,ms1'. D. &731 o,ms2. $. U %21. $. #2. volts22. C. oa!23. D. is i %,ase wit,24. $. AC ca be rea!il- ste%%e! u% or

!ow25. C. larger t,a R2". D. V

2#. C. V2&. A. t,e voltage lea!s t,e curret b-

' !egrees2'. $. A%%licatio to AC circuit ,avig

its im%e!ace use! i %lace oresistace

3. C. 8ouc,ig a ,ig, voltage wit,oe ,a!7 a! Xgrou!X wit,t,e ot,er

31. A. !c to ac32. C. tur o a! o< 12 times %er

seco!33. D. .25 o,ms34. A. %ea+ value35. D. s%ectrum aal-;er3". D. All o!es i t,e circuit

3#. D. A or $3&. A. volts3'. A. ri%%le4. A. average41. $. K


21/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



Section 11%.( (ircuits & %esonance

Quiz 1"1. A. .13"2. D. all o t,ese3. $. eBual4. A. Curret ,ig,7 im%e!ace low5. C. i!uctor7 resistor". $. t,e voltage lags t,e curret b-

' !egrees#. C. ,e t,e i!uctive a!

ca%acitive reactaces are eBual&. A. 4#& +E;'. C. [Cvaries iversel- wit,

reBuec-1. C. at t,e resoat reBuec-

11. $.

2

2

1

1 2

C 2

12. $. "313. C. 1 3#V14. D. 4#.3 +E;15. C. wi!e ba!wi!t,1". $. resistace7 im%e!ace1#. $. resoace1&. $. 11'. D. 1.1 =E;2. A. 2 V21. A. ,alve!22. C. t,e voltage across a!

C \a%%lie! voltage23. D. .2# G24. $. maximum7 miimum25. $. 5 +E;2". $. 8,e matc,ig etwor+ ca

cacel t,e reactive %art o aim%e!ace a! c,age t,evalue o t,e resistive %art o aim%e!ace

2#. C. total circuit voltage2&. C. curret7 total voltage2'. D. 1&"& o,ms3. C. 7 131. $. 1.3 =E;

32. $. ( )

2

1

C2 C

233. $. a%%aret34. $. seco!s

35. A. 14.5 =E;3". D. i!uctive3#. D. All o t,e above3&. C. attles7 o%ro!uctive %ower

3'. C.

2 1

1


22/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


#5. C. 1".5 +E;#". $. Decrease! ca%acitace##. C. im%e!ace7 resistace#&. C. 14.5 =E;#'. C. [[C&. D. 8,e resoat reBuec- caot

be easil- c,age!&1. $. lea!s 7 betwee a! '&2. C. greater accurac- a! stabilit-&3. A. !ow7 im%e!ace&4. A. 144 seco!s

&5. D. 1

cosJ

or 1 [

siJ

or

1 [ta

&". C. ca%acitive. $. 1&.4 =E;

&&. A. 2'.1 =E;&'. D. all o t,ese'. $. !ecreases'1. A. lags7 ''2. A. i!uctor voltage lea!s curret'3. $. lags'4. C. it is at a maximum'5. C. 5 V'". A. alwa-s7 resoat7 [U[C'#. D. %ower actor'&. $. ' !egrees out o

''. A.1

2 C

1.C. lea!s voltage b- '

Section 12!( & ( enerators

Quiz 161. C. Glux a! s%ee!2. $. %ulsatig !c3. C. rime mover4. D. $ot, A a! $5. C. @ter%oles a! com%esatig

wi!igs". C. !esig o t,e armature wi!ig#. $. amiatig t,e iro i t,e core

&. $. s%ee!c '. $. D-amotor

1. $. a aKUVR@

11. $. iter%oles

12. D. @7 @@7 a! @@@13. D. .114. C. it reverses t,e !irectio ocurret ow15. D. $- var-ig t,e voltage a%%lie!to t,e electromagetic :el! coils1". D. $ot, A a! $1#. C. !-amo1&. D. Ei%%ol-te ixii1'. $. ?e%aratel- excite! geerator2. A. relative motio betwee t,e:el! a! t,e armature coils21. C. ,e t,ere is im%ro%er

commutatio22. C. series7 series23. C. t,e !irectio o t,e e!

coectio24. $. t,e rate!loa! voltage is

greater t,a t,e oloa! voltage25. A. resultat %itc,2". $. 8,e commutator2#. A. to icrease t,e s%ee! orotatio2&. A. 1 regulatio2'. $. electric c,arge3. C. E-steresis loss31. A. voltage over a arrow loa!rage32. D. ?erve as %ower am%li:er33. C. sel excite!34. C. t,e rate!loa! voltage is lesst,a t,e oloa! voltage35. D. A or C3". A. Armature reactio

3#. C. 2x ]]o co!uctors>Uo %oles

3&. D. =ulti%le coil armature3'. $. log s,ut4. $. Com%ou!wou!41. D. co%%er loss42. D. Klemetar- geerator43. $. 1

44. $.J

A

>KU

"

45. D. Glux lies are ot beig cut4". C. rate o c,age o ux is

maximum4#. D. ?erieswou!4&. $. wi!ig %itc,

4'. $. =ulti %ole geerator5. C. sel excite! geerator51. D. Eig,curret52. $. %arallel wit, t,e :el!53. $. Giel! excitatio54. C. low voltage7 ,ig, curret
http://en.wikipedia.org/wiki/Hippolyte_Pixiihttp://en.wikipedia.org/wiki/Hippolyte_Pixii


23/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



55. C. Alteratig curret5". D. remais t,e same5#. A. 8,e out%ut voltage varies as

t,e loa! curret varies5&. $. commutator5'. D. otatig :el! a! rotatig

armature". A. ?el excite! geerator"1. D. &5'5"2. D. Directio o curret ow"3. $. !emageti;ig eA)##. $. arallel#&. C. saturatio o iro#'. $. ,eattreate! silico steel

lamiatios&. C. com%ou! geerators&1. A. a%wou! a! ave wou!&2. C. alterator&3. A. t,e rate! loa! voltage is t,e

same as t,e oloa! voltage&4. C. eutrali;e cross:el! oarmature reactio a! obtaii!eal commutatio

&5. C. %rovi!e !c :el! excitatio&". D. et,a! rule. C. '&&. D. Am%li!-e&'. A. re!uce e!!- curret loss'. D. ?li% rigs'1. A. crow!e!7 wea+e'2. $. =otor reactio'3. C. s,ut geerator'4. C. arallel o%eratio'5. C. =agetic i!uctio

'". $. mo

A8 UJ@ x2

'#. C. ?li% rigs'&. $. curret w,ic, is gettig reverse!''. $. rime mover1.C. brus, loss

Section 13!( & ( Motors

Quiz 1$1. $. A wire wit, a curret exerts a

orce w,e i t,e %resece oa magetic :el!2. A. Costat s%ee!3. D. Armature reactio4. C. Directio o ux ort, to sout,5. $. "". C. 'o

#. A. Drum wou! armature&. D. A iteral selgeerate!

voltage7 %ro%ortioal tos%ee!7 t,at subtracts romt,e a%%lie!

voltage'. C. Miversal1. A. Voltage regulatio11. C. Eig, oloa! s%ee!7 ,ig, stall

torBue12. A. 8o limit armature curret13. A. =otor14. C. series motor15. C. " r%m1". D. Ca use sli% rigs i %lace o

brus,es1#. C. 21&. A. 8,e %olarit- o armaturecurret a! !irectio o mageticux1'. $. ? =2. A. =otor is !rive wit, voltage !c

voltage. As t,e voltage isicrease!7 t,e torBue

icreases

21. $. 28 V22. A. 8,e armature a! t,e :el!23. C. @crease! :el! voltage24. $. ?igle%,ase i!uctio25. $. @creases t,e torBue a!

!ecreases t,e curret !ue toicrease im%e!ace

2". $. 8,e motor is !rive wit,re%etitive %ulses. As t,e

%ulse wi!t, icreases7t,e torBue

icreases (t,e reBuec- sta-st,e same)2#. D. ?-c,roous

2&. $. s12

> >

=

6-23


24/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


2'. A. t,e agle betwee t,e rotatigstator ux a! rotor %oles

3. $. 6eerator actio31. A. everse t,e %olarit- o t,e

motor wires32. A. t,e orce reBuire! to accelerate

t,e rotor to t,e s-c,roouss%ee! i a istat is abset

33. A. =otor set34. $. 8,e mec,aical !evice t,e

motor moves35. C. @t allows a !c motor to be

%owere! b- a ac %ower source3". $. A s,ut motor maitais a

more costat s%ee! u!ervar-ig loa! co!itios t,a aseries motor

3#. C. otor rus at a s%ee! w,ic, is

alwa-s lesser t,a t,e s%ee! ot,e stator :el!

3&. A. remove t,e stator wi!ig a!tur it arou!

3'. C. #5

4. A. s

s

> >C sli% x 1((C

>

=

41. A. 8em%oraril- coectig t,emotor wires to a resistor orbra+ig

42. $. icreases to 2x t,e origialvalue

43. $. @!uctio motor44. $. >i+ola 8esla45. $. bot, su%%l- voltage a!

reBuec- simultaeousl-4". A. Decreases wit, icrease i loa!4#. $. Eas o brus,esW %ower is

electroicall- switc,e! to t,e:el! coils

4&. A. 8,e XormalX orce %ressig t,ematerials toget,er

4'. C. 8,e s-c,roous s%ee!5. C. 8,e umber o %oles a! t,e

s%ee! o rotatio51. $. 552. A. 8,e armature s%ee!s out o

cotrol53. $. two54. C. 1&55. D. ,otwire rela-5". $. 8,e object will accelerate at a

costat rate

5#. $. s12

>

=

5&. C. Eow muc, Xtwistig orceX isbeig a%%lie!

5'. C. 8,e total amout o eerg-remais t,e same

". A. ?tea!- loa!7 ,ig, torBue"1. $. otatig magetic :el!"2. D. 8,e s-stem is u!er!am%e!"3. D. All o t,e above"4. A. @t is vibrate! at a reBuec- at

its resoate reBuec-"5. C. 8,e rotor b- s,itig its %,ase

bac+war! causes motor tota+e more curret"". $. ?,at"#. A. @t causes t,e s%ee! to!ecrease"&. $. Ver- small startig torBue"'. A. 3 r%m

#. $. ?lower t,a t,e s-c,roouss%ee!

#1. D. 8o !iscoect t,e %owercomig rom oe rotatig s,at toaot,er s,at#2. A. @ t,e !irectio o rotatio#3. C. 8,e AC goes to t,e rotor a!sets u% a Xrotatig :el!X. 8,estator gets %ower or itsmagetic :el! t,roug,i!uctio#4. $. ?li% rigs#5. C. armature curret#". A. 8o %rovi!e some %,ase s,it or

t,e start wi!ig7 so t,emotor ca start

##. D. & %oles#&. C. @t !ecreases#'. C. @t is selstartig&. A. ?li% rig&1. $. $- reversig eit,er t,e

armature coectios or t,e:el! coectios

&2. $. us wit,out a- Xsli%X&3. C. @t ca ru o AC or DC&4. $. ?-c,roous motor&5. D. 8,e ?8A8 butto seals o a

rela- t,at closes t,e motorcotacts7 t,e ?8butto brea+s t,e seal a!!eactivates t,e rela-

&". A. Miversal motors

. $. 8o var- t,e reBuec- a!voltage i a coor!iate!maer

&&. A. 8,e motor sto%s&'. $. A actuator t,at creates aorce b- t,e %rici%le o


25/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



a!vacig a XutX o arotatig t,rea!e! s,at'. D. otor s%ee! is eit,er less or

more t,a s-c,roous s%ee!'1. A. 5'.5'2. A. 8,e electric is slower a!

wea+er t,a t,e ,-!raulicactuator

'3. $. A electromagetic %owere!s,ortstro+e liear actuator

'4. A. ?eries motor'5. D. a%%lie! voltage'". D. ?eBuetiall- eergi;e!

electromagets'#. A. t,e motor will sto%'&. D. rime mover''. D. otatig:el!1.D. Jero

Section 1Semiconductor ysics

Quiz 1,1. D. 6allium2. D. Jero3. C. 8,e c,aracteristic curve gra%,

o t,e !io!e4. D. A isulator5. D. egative to %ositive". D. @creasig batter- voltage#. D. Klectro&. A. t,e !o%ig level'. $. Klectros1. $. 1>5"311. C. 8,ermal eerg-

12. $. 8,e !i


26/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


5&. A. biasig5'. C. &". A. >eutral"1. C. i t,e most !istat orbit rom

t,e ucleus"2. A. atoms7 s-mmetrical %atter7

cr-stal"3. $. ecombiatio"4. C. a valece electro brea+s awa-

rom t,e atom"5. $. .# V"". A. acce%tor atoms"#. D. All o t,e above"&. $. valece ba!7 atom"'. $. .&2 eV#. $. icrease i level#1. D. .2"5 eV#2. A. ba! ga%

#3. $. $arrier %otetial#4. D. ,oles#5. A. Allo- uctio#". $. eig,t valece electros

because all are wit, ot,eratoms

##. $. ea+ orwar! curret#&. C. @t is t,e %oit at w,ic,

recti:catio ta+es %lace#'. A. &. $. icrease&1. C. >t-%e ol-&2. D. aswer $ a! C&3. A. &4. A. a !c voltage is a%%lie! to

cotrol t,e o%eratio o a

!evice&5. $. .23 o,m&". C. %to electroics. A. oa! resistace is low&&. $. a uiBue t-%e o atom&'. C. miorit-'. A. Eole'1. D. aswer A a! C'2. D. miorit-'3. A. avalac,e'4. D. Klectros are !raw to t,e gri!

a! !o ot reac, t,e %late'5. D. must be greater t,a .# V'". $. eutral'#. D. oe o t,ese'&. D. .2"5 eV

''. D. t-%e1.D. A !-amic electrical c,ec+ wit, a!io!e test set

Section 1

Semiconductor ysics

Quiz 1'1. $. !o%ig2. D. >o ,oles or ree electros3. C. s,ells7 electros4. D. a %t-%e semico!uctor5. A. ositive ios". C. Collisio#. C. 3&. A. silico'. D. %t-%e7 31. C. everse curret11. C. co!ucts curret12. C. @oi;atio13. D. extrisic14. A. t,e !io!e barrier %otetial15. $. majorit-1". D. $rea+!ow voltage1#. $. !oor atoms1&. C. ?uracelea+age curret1'. A. icrease t,e umber o ree

electros2. C. .# V21. C. covalet bo!22. $. electro a! %roto23. C. ma- ot be eBual to t,eumber o %rotos24. D. Jero25. $. electro,ole %air2". D. all o t,ese2#. $. .&2 eV2&. A. %ositive7 egativel-7uc,arge!

2'. D. ositive c,arges3. C. valece ba!7 valeceelectros31. D. t-%e material32. A. @ a! @V ol-33. C. !oor atoms34. D. 4.3 V35. A. co!uctio3". $. itrisic3#. A. .555 eV3&. C. .# V3'. $. De%letio regio4. A. Ver- small41. $. a eBual umber o mobilea! ioic c,arges42. $. $ecomes larger

43. $. @oi;atio44. D. t,e !e%letio regio45. C. .335 eV4". C. ?emico!uctor4#. D. 8,e !e%letio la-er


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



4&. A. barrier %otetial4'. $. electros7 ucleus5. C. a egative voltage source

coecte! to >material51. C. %rotos a! eutros52. A. 17& times53. C. %etavalet materials54. D. 555. $. $ecause t,e- %ass AC a!

bloc+ DC5". A. Klectro5#. D. %rotos7 atomic umber5&. C. everse curret5'. $. 8,e brea+ig o covalet bo!s". D. aswer $ a! C"1. A. !o%ig"2. C. c,agig AC to DC"3. $. miorit-7 t-%e7 ,oles

"4. C. @trisic"5. C. eerg-"". A. V@ c,aracteristic curve"#. C. ecombiatio"&. A. %roto a! eutros"'. A. 1 watt o less#. A. 32#1. $. t-%e7 5#2. C. ioi;atio#3. A. Acce%tor atoms#4. $. ,oles#5. $. Klectro#". D. eutros7 electros7 a!

%rotos##. D. %roto#&. D. ree

#'. $. co!uctio ba!&. C. t-%e&1. C. ig,t emittig !io!e&2. $. t,ermal eerg-&3. D. all o t,ese&4. A. ?oli! state !evice&5. C. =ore t,a 1 billio&". D. (a) 3O1 (b) 1O1. C. t,e curret is %ro!uce! b- bot,

,oles a! electros&&. D. majorit-7 t-%e7 ree electros&'. $. ig,t'. C. Valece ba!'1. D. gol!'2. $. t,ere is ver- small curret !ue

to miorit- carriers

'3. A. KBuals t,e umber o ,oles'4. $. ,otoco!uctio'5. C. bot, electros a! ,oles'". C. l- t,ose %ro!uce! b-t,ermal eerg-

'#. C. miorit-7 %t-%e7 ree electros'&. C. ecti:er''. D. 8rivalet1.A. 2."3

Section 2iode (ircuits !))lications

Quiz 201. D. is ite!e! to o%erate ireverse bias2. A. Decrease3. $. it,i 14. D. Aswer A a! $5. C. t,ere is a o%e !io!e". C. 8,e recti:er will co!uct!urig bot, ,alves o t,e

i%ut c-cle#. D. @t is a%%roximatel- costat&. D. All o t,e above'. $. more %ositive t,a t,e ao!e1. A. Eal wave recti:e! sigal11. $. @t is a costatvoltage!evice12. A. 8owar!s t,e cat,o!e13. $. @7 @@@ a! V14. $. 8,e juctio tem%erature15. $. ?c,ott+- !io!e1". C. 1&1#. $. e1&. $. ;eer brea+!ow1'. $. @ KD2. $. Eas a costat voltage i t,e

brea+!ow regio21. $. ecti:catio22. $. 3 V23. $. ercet o regulatio24. $. 8,at t,e !io!es will co!uct

!urig bot, ,alves o t,ei%ut c-cle25. C. 1 Z2". A. " c%s2#. A. @7 @@ a! @@@2&. A. .'42'. D. variable ca%acitor3. A. ?mall31. D. Voltage regulator32. $. @t will icrease33. A. 2 Z

34. A. 42 35. $. 3". C. @creases3#. D. t,e outermost s,ell3&. D.

6-2$


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


3'. C. Jeer resistace

4. $. a variable ca%acitace t,at!e%e!s o reverse voltage41. D. G42. C. Avalac,e brea+!ow43. D. 1 V44. $. w,e t,e material is

coecte! to t,e %ositive si!eo t,e %ower su%%l- a! t,e >material is coecte! to t,eegative si!e o t,e %owersu%%l-

45. C. Voltage regulator4". D. All o t,e above4#. A. 2.4 volts to 2 volts4&. D. $ri!ge a! Ceterta%%e!4'. C. Dio!e c,aracteristic5. $. %tocou%ler51. D. 8uel !io!e52. $. ^7 oe53. A. emits lig,t w,e

orwar!biase!54. C. %eratig i t,e brea+!ow

regio55. C. Curret regulatio5". A. ?eries curret5#. D. Gorwar! bias5&. A. %ro!uces lig,t wit, loger

wavelegt,5'. D. a s,orte! !io!e". A. uctio a! %oit cotact"1. D. $rea+!ow voltage"2. D. '1"3. C. 8o %rotect t,e rela- rom ,ig,

voltage trasiets w,emagetic :el! colla%ses

"4. C. A actio w,ere t,e miorit-carriers tuel across t,e

juctio to orm t,e currett,at occurs at brea+!ow

"5. A. Decreases"". $. A s,ut regulator"#. A. ^7 %ea+ out%ut voltage"&. D. Gorwar! bias"'. C. usig a ceterta%%e!

trasormer7 a ullwave bri!gerecti:er7 a! a ceter ta%%e!loa! resistor

#. C. clam%er#1. A. Jeer acts li+e a s,ort circuit

#2. $. 8,e voltage across t,e !io!eremais almost costat aterbrea+!ow

#3. $. !ecrease wit, lig,t itesit-w,e orwar!biase!

#4. $. ?ta-s t,e same

#5. $. .&2 #". A. tuel !io!e##. $. 8,e eerg- !iarrow (b) wi!e#'. C. oa! curret&. C. t,e axial lea!&1. D. !ecrease&2. A. .# V&3. $. 17O177&4. D. reverse bias brea+!ow mo!e&5. C. @7 @@@7 @V7 a! V&". C. @t !ecreases. D. C,arge storage&&. D. i series wit, bot, t,e i%uta! t,e loa!&'. A. Decreases'. A. almost maximum value'1. C. =aximum ;eer curretratig'2. $. @7 @@ a! @V'3. $. maximum %ower !issi%atio'4. D. As a tuig !evice'5. D. All segmets must be o'". C. it %rovi!es a ,ig, !egree o

electrical isolatio'#. D. all o t,ese'&. A. lie regulatio''. $. @V1.$. loa! regulatio

Section 2

iode (ircuits !))licationsQuiz 21

1. C. 1& !egrees2. D. "3.# V3. C. 1&4. A. A ;eer !io!e5. A. coectig a o%%osite

tem%erature coeIciet !io!ei series wit, orwar! biasig". A. " E;#. D. tuel !io!e&. C. twice t,e %ea+ out%ut voltage'. $. @> !io!e1. D. 35.4 V11. D. all o t,ese12. C. as a G !etector13. $. Gullwave sigal14. A. w,e it is orwar! biase!15. $. a series resistor1". C. 14.1 V


29/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



1#. C. @ts iteral ca%acitace varieswit, t,e a%%lie! voltage

1&. $. '.3 V1'. C. =aximum a! miimum i%ut

voltage7 miimum out%utcurret a! maximum out%utvoltage

2. D. all o t,ese21. D. 1.# volts a! 2 mA22. A. ca%acitor7 reverse biase!7

variable resistor7 orwar!biase!

23. $. Collisio24. D. 4#.& V25. C. A costat voltage u!er

co!itios o var-ig curret2". D. all o t,ese2#. A. =aximum reverse curret a!

@V2&. C. 2&.3 V2'. $. @!eal3. D. all o t,ese31. C. 1.5 V32. D. all o t,ese33. A. 3334. C. lie or i%ut a! loa! regulatio35. $. twice3". C. ecti:catio3#. C. %,otovoltaic3&. C. @@7 @@@7 a! @V3'. $. 12 E4. A. %,otoco!uctive41. D. 3" !egrees42. C. "2.5 V

43. A. %t-%e7 itrisic7 t-%e44. C. 1'.& V45. C. 2 V4". C. egative4#. C. is sim%le a! iex%esive to

buil!4&. A. Dio!e resistace is eit,er ver-

low or ver- ,ig, o eit,er!irectio

4'. D. all o t,ese5. D. Gorwar! bias51. $. " E;52. D. oit cotact53. A. Decreases54. A. 2&.3 V55. D. blee!er

5". $. eversebiase!5#. $. ,otcarrier !io!es5&. D. i%%le actor5'. C. 12 E;

". C. t,e %ea+ value o t,e recti:e!voltage

"1. A. ow %ower cosum%tio a!log lie"2. C. reversebrea+!ow voltage"3. A. .5"4. $. ecti:er"5. D. A or C"". A. Ealwave recti:er"#. D. !io!e"&. $. @creases"'. A. e#. D. all o t,ese#1. C. Varactor !io!e#2. D. @7 @@@7 a! @V#3. $. 5. V#4. A. Decreases#5. A. =ost %ositive#". C. $ri!ge recti:er##. $. icreases#&. D. As a VEG a! MEG mixers a!

!etectors#'. A. Ealwave recti:er&. A. Voltage regulator&1. D. c,ages i out%ut voltage a!

i%ut voltage&2. $. ig,t waves&3. D. 41.# mV&4. A. a small value series resistor&5. $. c,ages i loa! curret a!

out%ut voltage&". C. t,ermistor. C. 4 A&&. $. 2&'. A. .# V'. C. $ri!ge recti:er'1. C. 2&.3 V'2. C. Voltage cotrolle! ca%acitor'3. C. 32.4 V'4. C. ea+ iverse voltage'5. C. s,orte!'". A. Circuit will sto% recti-ig'#. C. @crease'&. C. Cotrols gai''. D. a ,alwave recti:e! voltage1.$. A o,mmeter test across a

!io!e s,ows low resistace ioe %olarit- a! ,ig,resistace i t,e o%%osite%olarit-

Section 3

6-2'


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


Transistor (ircuits +undamentals

Quiz 221. C. 2.1 mV/C2. $. @7 @@@7 a! @V3. C. 34. D. t,e cou%lig ca%acitors5. $. $eta". D. am%li:er a%%licatios#. C. GreBuec- multi%liers&. A. Class A am%li:ers'. A. N%oit o a trasistor collector

curves1. A. @%ut voltage11. C. G voltage am%li:er12. A. $eta icreases13. C. $elow saturatio a! above

cutoarrowba!"&. $. collector"'. D. t,e sigal ,as a 1&Y %,ases,it rom i%ut to out%ut#. C. 8,at reBuec- at w,ic, t,e

grou!e! emitter curret gai,as !ecrease! to .# o t,atobtaiable at 1 +E; i atrasistor

#1. C. cuto


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



&2. $. 6ai&3. $. tue! am%li:ers to %ro!uce a

siusoi!al out%ut&4. A. 5&5. A. @7 @@@ a! @V&". A. C,arge storage. A. Decrease&&. A. t,e voltage gai will !ecrease&'. C. 8ue! G am%li:ers'. D. Eum i t,e circuit'1. C. t,e iteral trasistor

ca%acitaces'2. A. gai'3. A. ut%ut is re%reset or less

t,a 1& !egrees o t,e i%utsigal c-cle

'4. A. actig li+e a orwar! biase!!io!e

'5. A. 8,e collector curret at itsmaximum value

'". C. $i%olar'#. A. a switc,'&. A. Am%li- wea+ sigals''. C. cou%lig ca%acitor1.C. !ecreases

Section 3Transistor (ircuits +undamentals

Quiz 231. C. @7 @@7 a! V2. C. .# V3. A. t,e mi!rage gai4. A. 3 mA5. $. 125 C". $. series %ea+ig !esig#. D. 1 +E; to 37 =E;&. A. !cK'. A. $ase bias1. $. everse bias11. C. "& E;12. D. Eig, w,e cli%%ig occurs13. C. ,e t,e base is set to about

.# V7 causig t,e base curretto start owig

14. C. > trasistor15. A. 1". D. Collector ee!bac+ bias1#. C. remais costat wit,

reBuec-1&. $. , %arameters1'. C. voltage !ivi!er2. $. " !$/!eca!e21. A. A loosel- cou%le! trasormer22. $. loa!lie

23. A. 4&.2 !$24. C. curret25. A. 1".5 +Z2". D. @%ut im%e!ace o seco!stage2#. $. 8rasistor2&. $. @7 @@7 a! @@@2'. $. 2 E; to 2 +E;3. $. saturates o egative ,alc-cle31. $. %lastic material32. $. @7 @@7 a! @@@33. A. 8,e cou%lig a! b-%ass

ca%acitors34. A. Class C35. A. a arrower ba!wi!t,3". D. 6ate3#. $. 22

3&. A. 8,e cou%lig a! b-%assca%acitors

3'. $. curret ow4. $. Ver- low resistace41. A. @>(base)\ 1 242. $. Cuto< 43. $. #.544. C. _ R/ .1 V t,roug,out t,eactive rage o t,e trasistor w,ic,ma- c,age base curret b- aactor o 1 or more45. C. commocollector4". A. A au!io %ower am%li:er4#. C. com%lemetar- s-mmetr-

trasistors4&. C. arge

4'. D. Kmitter5. C. arger51. A. eBual to t,e curret i t,e bias

resistors a! !io!es52. D. a area o low c,arge !esit-

arou! % juctio53. C. C54. D. all o t,ese55. A. collectorbase7 reverse bias5". C. A %arallel C etwor+5#. A. 8,e c,age o t,e collector

curret wit, res%ect to basecurret

5&. $. Var- t,e ca%acitace5'. A. Decrease". D. Class D

"1. $. Msig r trasormers"2. $. ow"3. A. !igital switc,ig a%%licatios"4. $. o curret ows rom emitterto collector

6-31


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


"5. D. 8,e cou%lig o a %ortio o t,eout%ut sigal to t,e i%ut ot,e circuit

"". C. Commo base"#. C. 8rasormer"&. $. Buiescet curret"'. C. Crossover !istortio#. A. (a) ow (b) ,ig,#1. A. oe,al t,e %ea+ loa! curret#2. C. 4 A#3. C. & +o,m#4. $. Commo collector#5. $. @s usuall- small eoug, to

igore#". $. 12 ##. C. base#&. A. 8o %rovi!e sigals o usable

am%litu!e

#'. C. Crossover !istortio&. D. iear regio&1. $. 2.25 V&2. A. ca be essetiall- i!e%e!et

o `DC&3. $. AC cou%lig&4. $. 2VCKN&5. D. 5&". $. .# V. $. orwar!reverse&&. $. Class $&'. $. $-%ass ca%acitor'. $. A swam%ig resistor i %arallel

wit, t,e tue! circuit

'1. A. ut%ut is %reset more t,a1& !egrees but less t,a 3"!egrees o t,e sigal i%utc-cles

'2. D. miimum'3. $. actig li+e a reverse biase!

!io!e

'4. $.C

25@

'5. A. @$\ @C(sat)/`DC'". A. Class A'#. A. ot a trasistor2'. A. ?tabili;es voltage gai

3. $. ;ero31. A. Kmitterollower32. $. $ase7 collector a! emitter33. D. greater t,a classes A7 $7 orA$34. A. Cuto< 35. C. Eas lower i%ut resistace3". A. Glow ito t,e collector3#. A. to maitai a costat voltage

across t,e emitter resistor3&. D. aswer A a! $3'. $. curret7 voltage4. A. 8,e base curret is e


33/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



4#. $. actig li+e a reverse biase!!io!e

4&. C. Class A am%li:er4'. C. totem%ole5. C. uses ol- a small %ortio o its

loa! lie51. D. Mim%ortat52. A. Kxcessive %ower53. C. e,acig t,e %robabilit- t,at

electros will be swe%t across itito t,e collector

54. $. actig li+e a reverse biase!!io!e

55. $. >eutrali;atio5". A. commoemitter5#. D. @creases t,e overall gai5&. A. 5 m5'. D. 8,e :al stage i a au!io

am%li:er". $. e!uces !istortio"1. A. `AC"2. A. Class A"3. A. 8rasormer cou%lig"4. A. Eig,er gai"5. $. >o curret ow rom emitter to

collector"". D. actig li+e a orwar! biase!

!io!e"#. D. 8rasormer"&. $. iear a! Cuto< regio"'. C. it %ro!uces ,ig, lea+age

curret#. $. 8,e %resece o ca%acitace

bot, exteral a! iteral

#1. A. A#2. D. %ositive wit, res%ect to t,eemitter

#3. $. C#4. D. curret gai#5. C. #&.5 %ercet#". A. @m%e!ace##. D. aswer A a! C#&. A. Ver- low#'. D. aswer A a! C&. C. Collector curret %lus base

curret&1. $. 8,e relatios,i% o t,e

com%oet to t,e out%ut sigal%at,

&2. D. megger

&3. D. @s usuall- less t,a t,e loa!resistace&4. A. Ca%acitace&5. C. is 5.3 mA&". $. Kmitter ee!bac+ resistace. D. A ste%!ow trasormer

&&. $. @C(sat)&'. A. @!uctors'. A. base! o t,e %rici%le oegative ee!bac+'1. A. 8rasormer cou%lig'2. $. At t,e ceter o t,e loa!liea! cuto< res%ectivel-'3. A. Gewer %arts are use!'4. $. t,e voltage gai'5. $. De%e!et o re'". C. t-%e collector7 >t-%e base7

t-%e emitter'#. D. AC collector resistace'&. $. VCK(cut o


34/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


23. C. >c,ael GK824. C. >oliear25. A. K=?GK82". C. =K?GK82#. C. V6?(oegative'. D. Cr-stal oscillator1. C. t-%es o C oscillators11. A. Almost eBual


35/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



12. A. ulse! oscillator13. $. >eutrali;atio14. C. =a- eBual to 115. D. ,aseloc+e!loo%1". A. %ositive ee!bac+1#. C. Ca%acitor1&. $. ?,orte! ee!bac+ resistor1'. A. Gewer %arts are use!2. C. Gilter circuit21. $. Diotc, :lter

51. A. o stable states

52. $. Ver- small53. $. multi%licatio54. C. 8,e %ie;oelectric eegative'#. A. $etwee a! R' !egrees'&. C. A %arallel C etwor+

6-3"


36/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


''. D. 4.& =E;

1.D. Eig,

Section 68)erational !m)li9ers 8)-!m)s4

Quiz 2$1. C. 8wo times eit,er collector

curret2. A. i:ite3. C. 2 millivolts4. $. Jero5. A. ". $. ?ummig am%li:er#. C. 15to 1'

&. A. Di


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



b- com%oets exteral to t,eam%li:er

&5. $. trasormers&". C. arge close!loo% i%ut

im%e!ace. $. 1&&. D. voltage com%arator&'. A. 2 trasistors a! 11 resistors'. D. A ,eatstoe bri!ge'1. C. out%ut7 i%ut'2. $. 8wo or more i%ut sigals'3. C. R1 V'4. $. % am% !oes ot go ito

saturatio'5. D. All o t,e above'". $. =iimum'#. $. 1 to 1 '&. $. e su%%l- voltage

''. C. 8,e %otetial betwee t,eam%li:er i%ut termials o t,eo%am% i a close!loo%co!itio

1.C. Voltagetocurret coverter

Section $asic +ilter 7et/ors

Quiz 2,1. C. 8rasitio2. D. rollo< rate3. $. 6eometric average o t,e

cuto< reBuecies4. $. seco!or!er :lters5. D. greater t,a". C. a sigle C circuit#. C. >otc, :lter&. D. aswer A a! C'. A. Voltage gai1. C. greater t,a critical reBuec- o

t,e ,ig,%ass :lter11. C. t,e same gai at allreBuecies12. D. ?taggere! ceter reBuecies

a! Ns13. D. aswer $ a! C14. $. @verse C,eb-s,ev15. D. Divi!e! b- t,e F values1". $. a summig am%li:er a! two

itegrators1#. C. Klli%tic1&. $. butterwort,1'. D. $essel2. A. icreases

21. D. 13

22. A. t,e egative ee!bac+ circuit23. C. !egrees to 3" !egrees24. A. two critical reBuecies25. D. 3" !$ %er !eca!e

Section ,Microelectronics & I( +a5rications

Quiz 2'1. D. ,-bri!2. C. icreases3. C. less t,a 1& itercoecte!

com%oets4. $. rite! circuit boar! (C$)

5. $. less t,a 15 itercoecte!com%oets

". D. K%itaxial#. D. more t,a 157

itercoecte!com%oets

&. A. @tegrate! circuit (@C)'. D. all o t,ese1. A. ?i;e11. $. s,a%e! lea!s12. C. V?@13. A. s,a%e! lea!s14. D. aer15. D. all o t,ese1". C. K%itaxial1#. D. all o t,ese

1&. $. cor!woo!1'. A. @!uctors2. D. eca%sulate!21. D. =oolit,ic22. $. @tegrate! circuit23. C. @solatio24. C. silico c,i%s25. $. =iiature electroics2". C. esistors a! ca%acitors2#. $. Mse o trasistor wit, arrowbases2&. C. 8rasistors a! vacuum tubes2'. C. rite! circuit boar!3. C. 2731. $. =icrocircuit mo!ule32. D. ver- largescale itegratio33. C. Active34. C. A com%uter35. A. xi!i;ig3". D. waer mas+3#. $. Ceramic3&. $. Gilm @C

6-3$


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


3'. A. (a) 2 ic,es (b) .1 to .2ic,es4. C. =oolit,ic41. D. =oolit,ic42. C. ?creeig43. A. xi!e44. $. (a) DiD %lae7 w,ile t,e Aol- ,as a

%rogrammable A>D %lae#5. C. D@ %lastics

#". $. A (rogrammable Arra- ogic)##. C. $o!ig wires#&. A. a global itercoectio matrix#'. D. aer&. C. it caot be re%rogramme!

Section 'Instrumentations & (ontrols

Quiz 301. C. Eall2. A. 8,e smallest c,age i a%%lie!

stimulus t,at will i!icate a!etectable c,age i

!eectio3. A. @ series4. C. >ever a%%l- %ower to t,ecircuit w,e measurig voltage wit,

t,e meter5. C. Jeer". $. Gullscale !eectio#. A. Voltmeter sesitivit-

&. A. Kerg-'. A. ,ms/Volt1. C. cli%%er11. C. air o ,ea!%,oes12. A. @ts calibratio13. C. @ series wit, t,e loa!14. A. Ea- bri!ge15. A. ri%%le1". $. =ove slowl-1#. C. ess t,a meter resistace1&. $. regulatio1'. $. Determiatio o t,e %ro%er

scale2. $. @ts rea!ig will ot c,age21. $. 15 mV22. $. ammeter s,ut

23. C. $ra+ig actio o a meter%oiter24. C. Abilit- to measure wi!e rage

o voltages a! resistaces25. $. Ammeter sesitivit-2". $. @ DC circuits ol-2#. C. @ %arallel wit, t,e loa!2&. A. ammeter2'. C. D0 Arsoval3. D. Accurac- classes 17 1.57 2.5

a! 531. A. Eig, voltage32. A. A s,ut resistace i %arallel

wit, t,e meter33. $. resistace34. C. Degree to w,ic, re%eatabilit-

cotiues to remai wit,s%eci:c limits

35. D. Eig, voltage measuremet3". D. 8,e maximum error i

sesitivit- !is%la-e! b- a %e3#. $. A a! $ ol-


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



3&. $. ?,ut resistors i %arallel wit,t,e meter movemet

3'. A. %arallel4. $. iear scale41. A. utocircuit meter42. D. K


40/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


11. $. 2.4 V7 4 +E;12. A. =i!scale %ortio13. D. All o t,e above14. C. 8,e smallest sigal t,at results

i a !etectable out%ut15. A. A ac/!c switc,1". A. Eall K


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



&2. C. @t woul! %robabl- !estro- t,emeter circuitr-&3. A. Gorwar! a! reecte! %ower&4. C. =easurig voltage w,e usigt,e o,ms settig&5. C. A sigal geerator&". A. A oscillosco%e. D. A oscillosco%e !esige! arou!

!igital tec,olog- rat,er t,aaalog tec,olog-

&&. D. 8o i!eti- a io%erative stagei a receiver&'. D. $- var-ig electromagetic :el!s'. D. 8,e legt, o time t,e image

remais o t,e scree ater t,ebeam is ture! o


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4'. D. 8,e !i


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



31. $. A7 $ a! C32. $. 8,e iormatio is cove-e! b-

curret (to avoi! voltage !ro%%roblems)

33. A. ,e eBui%met is grou!e!at !i


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&3. C. ieBualit- costrait&4. C. e%eatabilit-&5. $. e!eD gate t,e a

iverter12. D. all o t,ese13. C. 17 17 17 14. $. rogram

15. A. :rst a gate t,e aiverter

1". C. oe o t,e i%uts are a oe1#. A. AM1&. $. 7 17 17 1'. D. all o t,ese2. A. re!uce com%licate! logic

ex%ressios to sim%lest orm21. A. illiam ug,tre!22. D. all o t,ese23. D. all o t,ese24. A. ex%ressio25. A. %lus (R)2". C. A i%o%2#. $. 8wo2&. $. A bistable multivibrator

2'. D. all o t,ese3. D. @t %ro!uces a logic XX at itsout%ut ol- w,e all i%utsare logic X1X

31. D. all o t,ese32. $. Colossus33. D. all o t,ese34. D. all o t,ese35. C. t,e sigle !ata i%ut3". D. all o t,ese3#. D. ut%ut !evice(s)3&. $. @t %ro!uces a logic X1X at its

out%ut ol- i all i%uts arelogic X1X

3'. A. CM4. C. s,it registers bot, store !ata

a! c,age its ormat41. A. CM42. D. all o t,ese43. D. all o t,ese44. $. Kve w,e %ower is ota%%lie! to t,e memor-


45/46




9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''



45. A. %ro!uce a co!e! out%ut sigal4". A. Gli%o%

4#. C. & or 1" i%ut lies arecoecte! i!ivi!uall- to 1

out%ut lie4&. D. b-te4'. A. >umber o ?tates U 2w,ere

U umber o i%o%s5. A. @t %ro!uces a logic X1X at its

out%ut i a- i%ut is or alli%uts are logic X1X

51. $. a !eco!er circuit52. A. o, Va >euma53. D. all o t,ese54. $. Eac+ers

55. C. i%ut7 out%ut7 cotrol7 memor-a! AM

5". D. =5#. $. t,e istructio register stores

t,e istructio w,ic, t,e!eco!er coverts to a cotrolsigal

5&. C. t,e %rogram couter ste%s tot,e ext istructio usig t,ea!!ress register to +ee% trac+

5'. A. =s". $. umber o bits i t,e a!!ress

bus"1. C. "5753" locatios"2. A. ivertig buD gate2. A. C=?21. C. o%e collector22. D. oatig23. $. settlig time24. D. !igital25. A. ^ ?$2". D. omootoic error2#. $. aliasig2&. $. 124

6-#"


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9! "" 9"$ !%& &'"! 9"% (&' (%&" 9"' !"$ '"''


2'. $. =oores aw3. A. a!!ress multi%lexig31. D. Girst @ Girst ut (G@G)32. C. bus cotetio33. C. 13'34. A. Com%uter literac-35. D. Data is store! i &bit grou%s7

w,ere eac, grou% ,as aa!!ress

3". A. 8,e %rocessor ca rea! a!write to A=7 it ca rea! butot write to =

3#. A. Getc,ig a! executig t,eistructios oe b- oe

3&. $. 2."" V3'. D. 111114. $. multi%licatio41. D. multi%licatio

42. A. commutative law43. C. associative law44. A. subtractio a! !ivisio45. C. 424". A. "'KC4#. A. V4&. C. A>D4'. D. viculum5. D. > gate51. C. >852. $. 253. C. %ro%agatio !ela-54. $. glitc,55. C. a s-stem i w,ic, a low voltage

re%resets logic E@6E5". D. t,e ractio o t,e %erio! t,at

t,e sigal is i t,e E@6E state5#. $. t,e 5 %oit o t,e risige!ge to t,e 5 %oit o t,eallig e!ge

5&. A. =?$5'. C. 3"A". D. A ba+ alarm will trigger w,e

a- o t,e tellers ,its a %aicbutto

"1. A. a KD"2. $. com%uter %rogram"3. $. > gate"4. D. low"5. A. "". D. over 17 gates %er %ac+age"#. D. 88

"&. C. A P $ P C"'. C. !ata bus#. D. =acroistructio#1. A. accumulator#2. C. %ort

#3. A. a!!s a %ositive o

answer key elecs superbook

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