iit-ianspace solutions - aieee 2012 paper

AIEEE2012PaperIMPORTANTINSTRUCTIONS:1.

TheAnswerSheetisKeptinsidetheTestBooklet.WhenyouaredirectedtoopentheTestBooklet,takeouttheAnswerSheetandfillintheparticularscarefully.

2.

Thetestisof3hoursduration.

3.

4.

UseBlue/BlackBallPointPenonlyforwritingparticulars/markingresponsesonSide1andSide2oftheAnswerSheet.Useofpencilisstrictlyprohibited

5.

Nocandidateisallowedtocarryanytextualmaterial,printedorwritten,bitsofpapers,pager,mobilephone,anyelectronicdevice,etc.,excepttheAdmintCardinsidetheexaminationhall/room.

6.

RoughworkistobedoneonthespaceprovidedforthispurposeintheTestBookletonly.

7.

Thereisonlyonecorrectresponseforeachquestion.Fillingupmorethanoneresponseineachquestionwillbetreatedaswrongresponseandmarksforwrongresponsewillbedeductedaccordinglyasperinstruction6above.

8.

OnCompletionofthetest,thecandidatemusthandovertheAnswerSheettotheInvigilatorondutyintheRoom/Hall.However,thecandidatedareallowedtotakeawaythistestbookletwiththem.

9.

DonotfoldormakeanystraymarksonAnswerSheet.

PART1QNo.1.Answer:norealroots.

Explanation:

QNo.2.

Answer:

Explanation:

QNo.3.Answer:2/9

Explanation:

QNo.4.Answer:Statement1istrue,Statement2istrueStatement2isacorrectexplanationforStatement1.

Explanation:

QNo.5.Answer:IwillbecomeateacherandIwillnotopenaschool.

Explanation:

QNo.6.Answer:2

Explanation:

QNo.7.Answer:Statement1istrue,Statement2istrue,Statement2isacorrectexplanationforStatement1

Explanation: .

QNo.8.

Answer:

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QNo.9.Answer:Anirrationalnumber

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QNo.10.Answer:Zero

Explanation:

QNo.11.

Answer:

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QNo.12.Answer:

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QNo.13.Answer:6

Explanation:

QNo.14.Answer:Statement1istrue,Statement2isfalse.

Explanation:

QNo.15.

Answer:

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QNo.16.Answer:Statement1istrue,Statement2istrueStatement2iscorrectexplanationforStatement1

Explanation:

QNo.17.

Answer:

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QNo.18.Answer:879

Explanation:

QNo.19.Answer:continuousforeveryrealx

Explanation:

QNo.20.

Answer:

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QNo.21.

Answer:

Explanation:

QNo.22.Answer:eitherontherealaxisoronacirclepassingthroughtheorigin

Explanation:

QNo.23.Answer:0

Explanation:

QNo.24.

Answer:

Explanation:

QNo.25.Answer:10/3

Explanation:

QNo.26.

Answer:

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QNo.27.

Answer:

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QNo.28.Answer:Statement1istrue,Statement2istrueStatement2isacorrectexplanationforStatement1

Explanation:

QNo.29.Answer:2

Explanation:

QNo.30.

Answer:

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PART2QNo.31.

Answer:

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QNo.32.Answer:50secand100sec

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QNo.33.

Answer:

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QNo.34.

Answer:

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QNo.35.

Answer:

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QNo.36.Answer:2

Explanation:

QNo.37.Answer:developmentofaircurrentwhentheplateisplaced

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QNo.38.

Answer:

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QNo.39.Answer:15.4%

Explanation:

QNo.40.

Answer:

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QNo.41.

Answer:

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QNo.42.

Answer:

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QNo.43.

Answer:25W

Explanation:

QNo.44.Answer:6%

Explanation:

QNo.45.

Answer:

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QNo.46.Answer:statement1istrue,statement2istrue,statement2iscorrectexplanationforstatement1

Explanation:BoththeStatementsarecorrect.

QNo.47.

Answer:

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QNo.48.

Answer:

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QNo.49.

Answer:

Explanation:

QNo.50.Answer:80km

Explanation:

QNo.51.Answer:0.73MeV

Explanation:

QNo.52.Answer:750K

Explanation:

QNo.53.Answer:Statement1isfalse,statement2istrue

Explanation:

QNo.54.

Answer:

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QNo.55.

Answer:

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QNo.56.Answer:5.6m

Explanation:

QNo.57.

Answer:

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QNo.58.Answer:58.65degree

Explanation:

QNo.59.Answer:statement1isfalse,statement2istrue

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QNo.60.

Answer:

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PART3QNo.61.

Answer:

Explanation:

QNo.62.Answer:VanArkel

Explanation:

QNo.63.Answer:152pm

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QNo.64.

Answer:

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QNo.65.Answer:Sugars

Explanation:

QNo.66.

Answer:

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QNo.67.Answer:2.05M

Explanation:

QNo.68.

Answer:

Explanation:

QNo.69.

Answer:

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QNo.70.Answer:X=Zn,Y=Ni

Explanation:

QNo.71.Answer:Alltheabovearecorrectfordifferentrangesofpressure

Explanation:

QNo.72.

Answer:

Explanation:

QNo.73.Answer:1+pb/RT

Explanation:

QNo.74.Answer:Allaminoacidsexceptglycineareopticallyactive.

Explanation:

QNo.75.Answer:Acetylsalicylicacid

Explanation:

QNo.76.Answer:oNitrophenolshowsIntramolecularHbonding

Explanation:

QNo.77.Answer:2

Explanation:

QNo.78.Answer:Electrolysisofwater

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QNo.79.

Answer:

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QNo.80.

Answer:

Explanation:

QNo.81.

Answer:Ferrouscompoundsaremoreeasilyhydrolysedthanthecorrespondingferriccompounds

Explanation:Asferrouscompound'saremoreIonicinnature.

QNo.82.

Answer:

Explanation:

QNo.83.

Answer:Neopentane

Explanation:

QNo.84.Answer:93g

Explanation:

QNo.85.Answer:Nonbiodegradablepollutant

Explanation:

QNo.86.

Answer:

Explanation:Asz/edecreases,Ionicradiusincreases.

QNo.87.

Answer:

Explanation:Li/NH3undergoesBirchreduction.

QNo.88.Answer:Isobutylalcohol

Explanation:

QNo.89.

Answer:

Explanation:PF5issp3dhybridizedwhereasBrF5issp3d2hybridizedsotheyarenotisostructured.

QNo.90.

Answer:

Explanation: