iof mega test answer
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iof answrTRANSCRIPT
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 1/10
6
9
14
24
70cm
135cm
17.5cm
35cm
ductility
workhardening
plasticity
shearing
Electroplating
polishing
coating
shotpeening
n/(n+1)
n/(n+3)
n/(n+5)
4n/(n+1)2
22
23
21
24
phospherbronze
whitemetal
monelmetal
bronze
35cm,15cm
30cm,10cm
28cm,12cm
25cm,15cm
3d3/64
7d3/64
15d3/64
3d3/8
increasingthecentredistanceofbullgearandcrankpin
decreasingthecentredistanceofbullgearandcrankpin
increasingthelengthofarm
decreasingthelengthofslotintheslottedlever
RadhaMohanSingh
ThavarsinghGehlot
I.O.F.CHARGEMENMECHANICALONLINEMEGATEST MaxTimeAllowed:90min
Q.1) Inaunitcellofabodycenteredcubicspacelatticethetotalnumberofatomsis A. B. C. D.
Q.2) Abicyclemakes5000revolutionsinmoving11km.Whatistheradiusofthewheel A. B. C. D.
Q.3) indrawingoperationmetalflowsdueto A. B. C. D.
Q.4) ThefatiguelifeofapartCanbeimprovedby A. B. C. D.
Q.5) AbodyofmassmmovingwithvelocityVmakesaheadonelasticcollisionwithstationarybodyofmassmThefractionofincidentenergytransferredtothebodyis
A. B. C. D.
Q.6) HowmanytermsthereintheArithmeticProgression20,25,30,............130 A. B. C. D.
Q.7) Bearingalloypreferredforlightloadsbearingis A. B. C. D.
Q.8) Iftheperimeterofarectangleandasquareeachisequalto80cmandthedifferenceoftheirareasis100sqcm.Thesidesoftherectangleare:
A. B. C. D.
Q.9) Modulusofsectionofhollowtubeofouterdiameter2dandinnnerdiameteris A. B. C. D.
Q.10) Inamechanicalshaperthelengthofstrokeisincreasedby A. B. C. D.
Q.11) WhichoneofthefollowingisacabinetministerofAgricultureDepartment A. B.
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 2/10
KalrajMishra
M.VainkaiyaNaidu
Rs.375
Rs.275
Rs.575
Rs.675
20litres
15litres
25litres
noneoftheabove
ratioofspeedoflightinvaccumtospeedoflightinthemedium
ratioofspeedoflightinmediumtospeedoflightinvaccum
ratioofspeedoflightindensermediumtorarermedium
ratioofspeedoflightrarermediumtothatofdensermedium
Themetalremovalrateishigh
highsurfacefinishisobtained
highformofaccuracyisobtained
highdegreeoftoleranceachieved
Vthreads
Whithworththreads
Buttressthreads
ACMEthreads
siliconcarbide
sodiumsilicate
boroncarbide
aluminiumoxide
saturationtemperature
boilingpoint
Normalboilingpoint
Criticaltemperature
aluminiumoxide
siliconcarbide
cubicboronnitride
cementedcarbide
resinoidbond
rubberbond
shellacbond
silicatebond
styrenebutadienerubber
butylrubber
nitrilerubber
anyoneoftheabove
5days
6.5days
C.
D.
Q.12) Amit,SumitandPuneetshareanamountofRs.660intheratioof3:4:5whatistheshareofPuneet
A. B. C. D.
Q.13) Inamixtureof80litresofmilkandwater25%ofthemixtureismilk.Howmuchwatershouldbeaddedtothemixturesothatmilkbecomes20%ofthemixture
A. B. C. D.
Q.14) Refractiveindexforlightisdefinedasthe A. B. C. D.
Q.15) inreamingprocess A. B. C. D.
Q.16) ALeadScrewwithhalfnutsinalathe,FreetoRotateinbothDirectionhas A. B. C. D.
Q.17) whichoneofthefollowingmaterialsisusedasthebondingmaterialforgrindingwheels A. B. C. D.
Q.18) Thetemperatureatwhichthevapourpressureofaliquidisequalto760mmHgiscalledthe A. B. C. D.
Q.19) whichofthefollowingishardestmaterialsnexttodiamond A. B. C. D.
Q.20) inthegridingwheelhavespecificationA60G7B23,Bstandsforthe A. B. C. D.
Q.21) whichofthefollowingmaterialsusedforcartyresasastandardmaterial A. B. C. D.
Q.22) Rameshcandoaworkin10daysandSureshcandothesameworkin20days.Theyworktogetherfor5daysandthenRameshgoesaway.InhowmanymoredayswillSureshfinishthework
A. B.
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 3/10
9days
10days
improvethesurfacefinish
increaseproductivity
improvecuttingefficiency
reducevibrationsandchatter
NeutralFlameOAW
ReducingFlameOAW
OxidisingFlameOAW
MIGWelding
annelingoperationisnotnecessory
powerrequirementsarelow
surfacefinishisgood
grainrefinementispossible
Panaji
Pune
Bangalore
Roorkee
Electricmotor
Dynamo
MechanicalEngine
Loudspeaker
oxygenissuppliedinlowpressure
AcetyleneissuppliedinLowpressure
BothOxygenandAcetyleneSuppliedinLowPressure
Mixingofoxygenandacetyleneoccuredinlowpressure
increases
decreases
remainsconstant
increaseuptocertainlimitandthendecrease
plasticshear
meltingandvapourization
erosionandbrittlefracture
corrosivereaction
Zeroatextremefibreandvarieslinearlytomaxiumvalueataxis
Zeroataxisandvarieslinearlytomaximumvalueatextremefibre
Zeroatextremefibreandvariesparabolicallytothemaximumvalueataxis
Zeroataxisandvariesparabolicallytothemaximumvalueatextremefibre
Specificheatofmoleculesreducedtozero
Kinecticenergyofmoleculesreducedtozero
volumeofgasreducetozero
Pressureofgasreducedtozero
Polygraph
Udometer
Cardiogram
odometer
C.
D.
Q.23) Inturningofslenderrods,itisnecessorytokeepthetransverseforceminimiummainlyto A.
B. C. D.
Q.24) BrassesandBronzeisweldedby A. B. C. D.
Q.25) Inhotworking A. B. C. D.
Q.26) TheNationalinstituteforOceanographyissituatedin A. B. C. D.
Q.27) WhichoneoftheEquipmentsusedtoTransformMechanicalenergyintoElectricalenergy A. B. C. D.
Q.28) LowPressureOxyAcetyleneWeldingisthenamegiventotheweldingProcessinwhich A. B. C. D.
Q.29) withincreaseinpressurethebulkmodulusofelasticity A. B. C. D.
Q.30) whichoneofthefollowngprincipleresponcibleformetalremovalrateinultrasonicmachining A. B. C. D.
Q.31) Inasolidcircularbarsubjecttotorsion,theshearstressis
A. B. C. D.
Q.32) Accordingtokinectictheoryofgases,atabsolutezero A. B. C. D.
Q.33) WhichoneofthefollowinginstrumentusedinLightDetectorTest A. B. C. D.
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 4/10
Systemsoftware
Applicationsoftware
Utilitiessoftware
noneoftheabove
USA
Australia
India
UnitedKingdom
KinecticEnergy
Volume
Density
Entropy
hobbing
shaping
milling
savingorburnishing
6
7
8
7.5
Higherthanmetalliccore
lowerthanmetalliccore
Thesameasthemetalliccore
Thesameasthemetalbeingwelded
Venturimeter
Rotameter
Pitottube
Orificemeter
IndianRemoteNavigationSatellteSystem
IndianRegionalNavigationSatelliteSystem
InternationRemoteNavigationSatelliteSystem
InternationalRegionalNavigationSatelliteSystem
hypertexttransferprotocal
hypertexttransferpoint
hypertexttabulatedprogramm
noneoftheabove
Mildsteel,Copper,CastIron,Al
Castiron,Al,Mildsteel,Copper
Copper,Castiron,Mildsteel,Al
Al,Castiron,Copper,Mildsteel
dynamicViscosity/Density
Productofdynamicviscosityanddensity
density/dynamicviscosity
DynamicViscosity/momentum
chipthicknessratio
forcesduringmetalcutting
wearofthecuttingtool
Q.34) Antiviusisa A. B. C. D.
Q.35) TheDetectiveagency"Researchandanalysiswing"istheintelligenceagencyof A. B. C. D.
Q.36) whichoneofthermodynamicPropertiesisnotdependentuponthemassofsubstance A. B. C. D.
Q.37) Whichofthefollowingisgearfinishingoperation A. B. C. D.
Q.38) Theaverageoffiveconsecutiveevennumbersstartingwith4,is A. B. C. D.
Q.39) Thefluxcoatingofanelectricarcelectrodehasameltingpoint A. B. C. D.
Q.40) Theflowofwaterinapipeofdiameter3000mmcanbemeasuredby A. B. C. D.
Q.41) IRNSSStandsForThe A. B. C. D.
Q.42) ThewordHTTPisstandfor A. B. C. D.
Q.43) Thecorrectsequenceofthegivenmaterialsindescendingorderoftheirweldabilityis A. B. C. D.
Q.44) KinamaticViscosityisGivenby A. B. C. D.
Q.45) ADynameterisadeviceusedforthemeasurementof A. B. C.
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 5/10
deflectionofcuttingtool
JitanRammanjhi
PrakashsinghBadal
VijayBahuguna
HarishRawat
Germany
Brazil
Argentina
Columbia
40to80V
100to150V
200to220V
400to440V
whenitsmetacentreheightiszero
whenmetacentreissboveC.g.
whenitsc.gisbelowitscentreofBuoyancy
noneoftheabove
schottkydefect
frenkeldefect
edgedislocation
millerdefect
2EI/L2
22EI/L2
32EI/L2
42EI/L2
Eulernumber
Webernumber
Froudenumber
Machnumber
Quenching
Smelting
shaping
noneoftheabove
32sqm
24sqm
16sqm
noneoftheabove
byunitdegreeofsubstance
byunitdegreeofaunitmass
ofaunitmassby10
noneoftheabove
Finishingadrilledhole
ProducingaLargeholewithoutdrilling
TruingaholeforAlignment
EnlargingaDrilledhole
D.
Q.46) PresentlyWhichoneoftheFollowingisachiefministerofUttarakhand A. B. C. D.
Q.47) InFIFA2014WoldcuptheGoldenbootawardwinner"JamesRodrigreze"isplayerofwhichcountry
A. B. C. D.
Q.48) TheopenCircuitVoltageOCVinarcweldingrangesfrom A. B. C. D.
Q.49) Abodyfloatsinstableequilibrium A. B. C. D.
Q.50) Lineimperfectioninacrystaliscalled A. B. C. D.
Q.51) Whenthecolumnisfixedatbothends,correspondingEulercriticalloadis A. B. C. D.
Q.52) Ratiobetweeninertialforcesandthesquarerootofpressureforcesisknownas A. B. C. D.
Q.53) Processofreducingorewithcarboninthepresenceoffluxiscalled A. B. C. D.
Q.54) Findtheareaofanisoscelesrightangledtrianglewhosehypotenuseis8cm A. B. C. D.
Q.55) SpecificHeatistheamountofheatrequiredtoraisethetemperature A. B. C. D.
Q.56) Trepanningisperformedfor A. B. C. D.
Q.57) WhichoneoftheountryisthelargestproducerofGold
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 6/10
Australiya
southafrica
USA
England
atthecentroid
abovethecentroid
belowthecentroid
atmetacentre
abovethelinejoiningthetwowheelcentres
Belowthelinejoiningthecentres
onthelinejoiningthewheelcentres
Attheintersectionoftheofthelinejoiningthewheelcentreswiththeworkplateplane
compressionmoulding
extrusionwithmandrel
injectionmoulding
blowmoulding
35
60
90
5
copperwire
graphite
brasswire
tungstonwire
30degree
45degree
60degree
70degree
LKPQ
ABZ
JIRQ
LMRS
Entropy
Volume
Density
Pressure
623
723
728
noneoftheabove
theyreducenonproductivetime
theyreducefixturing
niether1nor2
both1and2
A. B. C. D.
Q.58) CentreofPressureonaninclinedplaneis A. B. C. D.
Q.59) InCentrelessGrinding,TheworkpieceCentrewillbe A. B. C. D.
Q.60) thebottlesfromthermoplasticmaterialsaremadeby A. B. C. D.
Q.61) helixangleofafasthelixdrillisnormally A. B. C. D.
Q.62) deepholedrillingofsmalldiametersay0.2mmisdonewithEDMbyselectingthetoolmaterialas
A. B.
C. D.
Q.63) inthemanualTIGwelding,theangleoftheelectrodeholderwiththedirectionofweldingis A. B. C. D.
Q.64) DCXWFEVUHGTS? A. B. C. D.
Q.65) DuringPhasechangeofPuresubstancewhichofthefollowingisnotaltered A. B. C. D.
Q.66) Findtheleastnumberwhichbeingdividedby9,12,16,and30leavesineachcasearemainder3?
A. B. C. D.
Q.67) considerthefollowingstatementsregardingNCmachinetools A. B. C. D.
Q.68) Apieceweghing3kginairwasfoundtoweigh2.5kgwhensubmergedinwater.Itsspecifiecgravityis
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 7/10
1
5
7
6
typesofwheelbondfracture
typesofwheelgrainfracture
stickingofsmallparticleongrindingwheel
noneoftheabove
11,4
12,3
13,2
10,5
22m/s
10m/s
21m/s
11m/s
MR2/2
MR2/4
MR4/2
MR4/4
5%
10%
25%
50%
fractureinroomtemperaturebelowtheirrecrystallizationtemperature
brittelnessinroomtemperaturebelowtheirrecrystallizationtemperature
lossofductilityaboverecrystallizationtemperature
decreaseofbrittlenessinroomtemperature
increase
decrease
remainssame
notoftheabove
1Pa
98.1Pa
981Pa
9810Pa
ExtendedDateoutputRandomAccessMemory
ErasableDateoutputRandomAccessmemory
ExtendeddefaultoutputRandomAccessmemory
ErasableDefaultoutputRandomaccessmemory
7.5m/s
15m/s
45m/s
450m/s
A.
B. C. D.
Q.69) wheelloadingingrindingisdefinedas A. B. C. D.
Q.70) Thesumofthetwonumbersis15andtheirgeometricmeanis20%lowerthantheirarithmetricmean.Findthenumbers
A. B. C. D.
Q.71) Abodyofmass10kgmovingwiththevelocityof1m/sisacteduponbyaforceof50NfortwoSeconds.Thefinalvelocitywillbe
A. B. C. D.
Q.72) Massmomentofinertiaofathincircularplateaboutitspolaraxisis A. B. C. D.
Q.73) Amansold250chairsandandhadagainequaltosellingpriceof50chairs.Hisprofitpercentis:
A. B. C. D.
Q.74) coldshortnessisdefinedasthe A. B. C. D.
Q.75) ByDopingimpurities.Theelectricalconductivityofsemiconducteris A. B. C. D.
Q.76) Thepressureinpascalsatadepthof1mbelowthefreesurfaceofabodyofwaterwillbeequalto
A. B. C. D.
Q.77) ForcomputerapplicationthewordEDOROMstandsforthe A. B.
C. D.
Q.78) AGrindingwheelof150mmdiameterisrotatingat3000rpm.Thegrindingspeedis A. B. C. D.
Q.79) theprocessofproducingcomponentsinmouldswithouttheapplicationofpressure,isknown
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 8/10
moulding
laminating
casting
calendering
120
187
125
70
up(climb)millingprovidesbettersurfacefinishwhiledownmillingprovidelongertoollife
upmillingprovideslongertoollifewhiledownmillingprovidebettersurfacefinish
upmillingisprovidebothbettertoollifeaswellasbettersurfacefinish
downmillingprovidebettersurfacefinishaswellaslongertoollife
normalising
annealing
hardening
austempering
18W4Cr1V
12Mo1W4Cr1V
6Mo6W4Cr1V
18W8Cr1V
11.2km/s
2.4km/s
1.732km/s
22.4km/s
stresscorrespondingto0.2%strain
0.2%ofultimatestress
0.2%ofyieldstress
thestressatwhichifunloadingismadetherewillbe0.2%permanentset
nickel
cobalt
chromium
silicon
infilteration
impregnation
plating
sintering
0.25
0.4
0.5
1
Higherthansurfaceofliquid
sameasthesurfaceofliquid
lowerthanthesurfaceofliquid
unpredictable
as A. B. C. D.
Q.80)Amillingcutterhaving8teethisrotatingat150rpm.ifthefeedpertoothis0.1mm,thevalueofthewtablespeedinmm/minis
A. B. C. D.
Q.81) whichofthefollowingistrueregardingmillingmachine A. B. C. D.
Q.82) Heattreatmentprocesswhichdecreasehardnessandtensilestrengthbutincreasethemachinability
A. B. C. D.
Q.83) Thecompositionsofsomeofthealloysteelsareasunder A. B. C. D.
Q.84) WhatisthevalueofEscapeVelocityfromtheEarthSurface A. B. C. D.
Q.85) Whatisthemeanby0.2%proofstressmeans A. B. C. D.
Q.86) Bindingmaterialusedincementedcarbidetoolsis A. B. C. D.
Q.87) Inpowdermetallurgy,theoperationcarriedouttoimprovethebearingpropertyofabushiscalled
A. B. C. D.
Q.88) Volumetricstrainofabodyiszero(bodyisincompressible),ifitspoissonratiois A. B. C. D.
Q.89) Ifcohesionbetweenmoleculesofafluidisgreaterthanadhesionbetweenfluidandglass,thenthefreeleveloffluidinadippedglasstubewillbe
A. B. C. D.
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
https://www.proprofs.com/quizschool/printquiz.php?title=ODM3Njg1HZHL&type=answer 9/10
Grinding
drilling
planing
turnig
DRDO
CDAC,Pune
CDot,Banglore
IITBombay
TunstenCarbideonly
tungstencarbideandtitaniumcarbide
tungstencarbideandcobalt
tungstencarbideandcobaltcarbide
HydrodynamicBearing
ballbearing
rollerbearing
hydrostaticbearing
East
West
North
South
24years
25years
20years
28years
25km/hr
28km/hr
32km/hr
noneoftheabove
blanking
piercing
perforating
punching
siliconcarbide
carbon
phosphorus
sulpher
doubled
halved
remainsame
increasebyfourtimes
Numerator:5,Denominator:12
Numerator:7,Denominator:9
Numerator:2,Denominator:5
Numerator:3,Denominator:8
Q.90) Amongtheconventional,machiningprocessmaximiumspecifiecenergyisconsumedin A. B. C. D.
Q.91) ThefamoussupercomputerPARAM10000isdevelopedby A. B. C. D.
Q.92) Thestraighgradesofcementedcarbidecuttingtoolmaterialscontain A. B.
C. D.
Q.93) Themostsuitabletypeofbearingforcarryingveryheavyloadswithslowspeedis A. B. C. D.
Q.94) Amenisfacingnorthwest.Heturns90degreeintheclockwisedirectionandthen135degreeintheanticlockwisedirection.WhichdirectionishefacingNow.?
A. B. C. D.
Q.95) Theaverageof5membersis21years.Iftheageoftheyoungestmemberbe5years.Findtheaverageageofthefamilyatthebirthoftheyoungestmember.
A. B. C. D.
Q.96) Apersoncovershalfofhisjournyat30km/hrandremainninghalf20km/hr.Theaveragespeedforthewholejournyis
A. B. C. D.
Q.97) Productionofcontoursinflatblankistermedas A. B. C. D.
Q.98) Toraisingtheyieldpointoflowcarbonsteelwhichoneofthefollowingadded A. B. C. D.
Q.99) IfmetallicwireisStrecheddoubledthenspecieficresistanceofwirewill A. B. C. D.
Q.100)Afteranincrementof7inboththenumeratoranddenominator,afractionchangeto3:4.Findtheorinalfraction
A. B. C. D.
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10/28/2014 PrintableQuiz:I.O.F.CHARGEMENMECHANICALONLINEMEGATEST
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