jee 2014 booklet7 hwt electromagnetic induction

8/13/2019 Jee 2014 Booklet7 Hwt Electromagnetic Induction

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ADQH : QIEH : 16 Eibuths ED]GS : W [[[ /48U QHSQ CKAH : HEI W4U

SQD]Q QIEH : HBA QIEH : QIEH QDGHB: VD]HBQS SINBDQX]H :

Qlis thst ckbtdibs d tktd` ko 48 Kmjhctivh Qyph Tuhstikbs. Hdcl quhstikb cdrrihs 4 edrg. Qlhrh is BK BHNDQI_H edrgibn.

Clkksh tlh ckrrhct d`thrbdtivh. Kb`y kbh clkich is ckrrhct.

4. Qlhrh is d ubiokre ednbhtic oihà airhctha phrphbaicu`dr dba ibtk tlh p`dbh ko tlh pdphr. Db irrhnu`dr sldpha ckbauctibn `kkp is

s`kw`y cldbnibn ibtk d circu`dr `kkp ib tlh p`dbh ko tlh pdphr. Qlhb (shhb orke upphr siah)

(D) currhbt is ibaucha ib tlh `kkp ib tlh dbtic`kcgwish airhctikb

(M) currhbt is ibaucha ib tlh `kkp ib tlh c`kcgwish airhctikb

(C) DCis ibaucha ib tlh `kkp

(A) bk currhbt is ibaucha ib tlh `kkp

=. D squdrh `kkp ko wirh, siah `hbntl 46ceis p dcha dt dbnh` ko 18 witl d ednbhtic oihà tldt cldbnhs ubiokre`y orke 6.4Qtk zhrk

ib 6.>s. Qlh ibaucha currhbt ib tlh `kkp (its rhsistdbch is ) is :

(D) 4.6eD (M) =.8eD (C) 3.8eD (A) 1.6eD

3. Oùx (ib whmhr) ib d c`ksha circuit ko rhsistdbch =6 vdrihs witl tieh t (ib shckba) dcckraibn tk hqudtikb=

? 8 4t t .

Qlh ednbituah ko tlh ibaucha currhbt dtt5 6.=8sis :

(D) 4.=D (M) 6.


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9. Bhdr d circu`dr `kkp ko ckbauctibn wirh ds slkwb ib tlh oinurh db

h`hctrkb ekvhs d`kbn d strdinlt ìbh. Qlh airhctikb ko ibaucha currhbt

io dby ib tlh `kkp is (okr currhbt pksitikb ko h`hctrkb)

(D) vdridm`h (M) c`kcgwish

(C) dbtic`kcgwish (A) zhrk

46. ^lhb d circu`dr cki` ko rdaius 4edba 466 turbs is rktdtha ib d lkrizkbtd` ubiokre ednbhtic oihà, tlh phdg vdùh ko heo ibaucha is

466_. Qlh cki` is ubwkuba dba tlhb rhwkuba ibtk d circu`dr cki` ko rdaius = e. Io it is rktdtha bkw, witl tlh sdeh sphha, ubahr

siei`dr ckbaitikbs, tlh bhw phdg vdùh ko heo ahvh`kpha is :

(D) 86_ (M) =8_ (C) 466_ (A) =66_

44. D lkrizkbtd` strdinlt wirh 46 e `kbn hxthbaibn orke hdst tk whst is od`ìbn witl d sphha ko48 6. es

, dt rinlt dbn`hs tk tlh

lkrizkbtd` ckepkbhbt ko tlh hdrtl's ednbhtic oihà ko strhbntl1 =

6 36 46. ^me . Qlh ibstdbtdbhkus vdùh ko tlh ibaucha

pkthbtid` nrdaihbt ib tlh wirh, orke whst tk hdst, is :

(D)3 44 8 46. _e

(M) 3 44 8 46. _e (C) 14 8 46. _e (A) 1 44 8 46. _e

4=. D ubiokre`y wkuba sk`hbkia cki` ko shò-ibauctdbhkus1

4 < 46. L dba rhsistdbch ? is mrkghb up ibtk twk iahbticd` cki`s.

Qlhrh iahbticd` cki`s drh tlhb ckbbhctha ib pdrd``h` dcrkss d 4=_mdtthry ko bhnìnim`h rhsistdbch. Qlh tieh ckbstdbt okr tlh currhbt

ib tlh circuit is :

(D)1

6 4 46. (M) 16 = 46. s (C) 16 3 46. s (A) 16 1 46. s

43. D currhbt pdssibn tlrkunl d cki` ko shò ibauctdbch ko =eLcldbnhs dt tlh rdth ko4=6eDs

. Qlh heo ibaucha ib tlh cki` is :

(D) 46 _ (M) 16 _ (C) 46e_ (A) 16e_

41. @hbz's `dw ko h`hctrkednbhtic ibauctikb ckrrhspkbas tk tlh :

(D) `dw ko ckbshrvdtikb ko cldrnh (M) `dw ko ckbshrvdtikb ko hbhrny

(C) `dw ko ckbshrvdtikb ko ekehbtue (A) `dw ko ckbshrvdtikb ko dbnu`dr ekehbt

48. Qlrhh sk`hbkia cki`s ko sdeh aiehbsikb, sdeh buemhr ko turbs dba sdeh buemhr ko `dyhrs ko wibaibn drh tdghb. Cki` 4 witl

ibauctdbch@4wds wkuba usibn dEbwirh ko rhsistdbch444e

Cki` = witl ibauctdbch@=wds wkuba usibn tlh siei`dr wirh

mut tlh airhctikb ko wibaibn wds rhvhrsha b hdcl `dyhr, Cki` 3 witl ibauctdbch @ 3 wds wkuba usibn d suphrckbauctibn wirh.

Qlh shò-ibauctdbch ko tlh cki`@4,@=,@3.

(D) 4 = 3@ @ @ (M) 4 = 3 6@ @ @ (C) 4 3 = 6@ @ @ (A) 4 = 3@ @ @


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4. D ckbauctibn circu`dr `kkp is p`dcha ib d ubiokre ednbhtic oihà ko ibauctikb Mshd`s witl its p`dbh slribgibn dt tlh rdth ar

at

.

Qlhb, tlh ibaucha heo dt tlh ibstdbt wlhb tlh rdaius isris :

(D) ar

rMat

(M) = ar

rMat

(C)= aM

rat

(A)

==

=

r arM

at

=. Dcckraibn tk @hbz's `dw ko h`hctrkednbhtic ibauctikb

(D) Qlh ibaucha heo is bkt ib tlh airhctikb kppksibn tlh cldbnh ib ednbhtic oùx

(M) tlh rh`dtivh ektikb mhtwhhb tlh cki` dba ednbht prkauchs cldbnh ib ednbhtic oùx

(C) kb`y tlh ednbht slkuà mh ekvha tkwdras cki`

(A) kb`y tlh cki` slkuà mh ekvha tkwdras ednbht

3. D wirh ko `hbntl 86ceekvhs witl d vh`kcity ko4

366e eib phrphbaicu`dr tk d ednbhtic oihà. Io tlh heo ibaucha ib tlh wirh is

=_, tlh ednbituah ko tlh oihà ib tlh wirh is =_, tlh ednbituah ko tlh oihà ib ths`d is :

(D) = (M) 8 (C) 6.1 (A) 6./Vlysics

9. D circu`dr cki` ko aidehthr =4ceis p`dcha ib d ednbhtic oihà ko ibauctikb146 Q

, Qlh ednbituah ko oùx ibgha witl cki` wlhb

tlh p`dbh ko cki edghs db dbn`h 36 witl tlh oihà is

(D)?

4 11 46. ^m (M) ?4 >3= 46. ^m (C) ?3 4 46. ^m (A) ?1 = 46. ^m

46. Ckhooicihbt ko ckupìbn mhtwhhb twk cki`s ko shò-ibauctdbchs @4dba @=is ubity. It ehdbs(D) 86% oùx ko@4is ìbgha witl@= (M) 466% oùx ko@4is ìbgha witl@=

(C) 4@ tieh ko oùx ko@4is ìbgha witl@= (A) Bkbh ko tlh dmkvh

44. Ibaucha heo ib tlh cki` ahphbas upkb :

(D) Ckbauctivity ko cki` (M) Dekubt ko oùx

(C) ]dth ko cldbnh ko ìbgha oùx (A) ]hsistdbch ko cki

4=. ^lhb d `kw o`yibn dircrdot pdsshs kvhr lhda, wh skehtiehs bktich d sìnlt sldgibn ko tlh picturh kb kurQ_scrhhb. Qlis is auh tk:

(D) Aioordctikb ko tlh sinbd` rhchivha orke tlh dbthbbd

(M) Ibthrohrhbch ko tlh airhct sinbd` rhchivha my tlh dbthbbd witl tlh whdg sinbd` rho`hctha my tlh pdssibn dircrdot

(C) Cldbnh ko ednbhtic oùx kccurribn auh tk tlh pdssibn ko dircrdot

(A) _imrdtikb crhdtha my tlh pdssdnh ko dircrdot

43. D ckpphr aisc ko rdaius 6.4 e is rktdtha dmkut its chbtrh witl4

=6rhv s ib d ubiokre ednbhtic oihà ko 6.4Q witl its p`dbh

phrphbaicu`dr tk tlh oihà. Qlh heo ibaucha dcrkss tlh rdaius ko tlh aisc is :

(D)=6

_

(M)46

_

(C) =6 e_ (A) 46 e_

41. D sk`hbkia ?6ee `kbn lds 86 turbs kb it dba is wkuba kb db irkb rka ko >.8 eerdaius. Oiba tlh oùx tlrkunl tlh sk`hbkia wlhb

tlh currhbt ib it is 3D. Qlh rh`dtivh phrehdmiìty ko irkb is ?66

(D) 4??^m (M) 4.??b^m (C) 4.??e^m (A) 4.??p^m

48. D ednbht B-S is susphbaha orke d spribn dba wlhb it ksci``dths,tlh ednbht ekvhs ib dba kut ko tlh cki` C. tlh cki` is ckbbhctha tk d

nd`vdbkehthrN. Qlhb ds tlh ednbht ksci``dths

(D) Nslkws bk aho`hctikb

(M) Nslkws aho`hctikb tk tlh `hot dba rinlt mut tlh depìtuah

sthdai`y ahcrhdsh

(C) N slkws aho`hctikb tk tlh `hot dba rinlt witl ckbstdbt

depìtuah

(A) Nslkws aho`hctikb kb kbh siah


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4. D rhctdbnu`dr `kkp ko `hbntl `dba mrhdatlm is p`dcha dt aistdbch koxorke iboibith`y `kbn wirh cdrryibn currhbt i sucl tldt tlh

airhctikb ko currhbt is pdrd``h` tk mrhdatl. Io tlh `kkp ekvhs dwdy orke tlh currhbt wirh ib d airhctikb phrphbaicu`dr tk it witl d

vh`kcityv, tlh ednbituah ko tlh heo ib tlh `kkp is ( 6 5 phrehdmiìty ko orhh spdch)

(D) 6

=

iv ` m

x m

(M) =

6==

i v`kn m `

x

(C)

6

=

imv

x ` x

(A) 6

=

imv x ``kn

x

=. D sed`` pihch ko ehtd` wirh is ardnnha dcrkss tlh ndp mhtwhhb tlh pk`hs ko d ednbht ib 6.1 s. Io cldbnh ib ednbhtic oùx ib tlh wirh

is 1< 6 ^m , tlhb heo ibaucha ib tlh wirh is :

(D)3

< 46 _ (M) 3? 46 _ (C) 31 46 _ (A) 3= 46 _

3. Db iboibith`y `kbn cyìbahr is ghpt pdrd``h` tk db ubiokre ednbhtic oihà Mairhctha d`kbn pksitivhzdxis. Qlis airhctikb ko ibaucha

currhbt ds shhb orke tlhzdxis wi`` mh :

(D) c`kcgwish ko tlh +vhzdxis (M) dbtic`kcgwish ko tlh +vhzdxis

(C) zhrk (A) d`kbn tlh ednbhtic oihà

1. Kbh ckbauctibn X-tumh cdb sìah ibsiah dbktlhr ds slkwb ib oinurh, edibtdibibn

h`hctricd` ckbtdcts mhtwhhb tlh tumhs. Qlh ednbhtic oihà Mis phrphbaicu`dr tk tlh p`dbh

ko tlh oinurh. Io hdcl tumh ekvhs tkwdras tlh ktlhr dt d ckbstdbt sphha v, tlhb tlh heo

ibaucha ib tlh circuit ib thres koM, ` dbav, wlhrh ` is tlh wiatl ko hdcl tumh, wi`` mh :

(D) M`v (M) M`v

(C) zhrk (A) =M`v

8. Qlh shò-ibauctdbch ko tlh ektkr ko db h`hctric odb is 46 L. Ib krahr tk iepdrt edxieue pkwhr dt 86 Lz, it slkuà mh ckbbhctha tkd cdpdcitdbch ko

(D) 1 O (M) < O (C) 4 O (A) = O

?. D 1 O cdpdcitkr, d rhsistdbch ko =.8 e is shrihs witl 4=_mdtthry. Oiba tlh tieh dothr wlicl tlh pkthbtid` aioohrhbch dcrkss tlh

cdpdcitkr is 3 tiehs tlh pkthbtid` aioohrhbch dcrkss tlh rhsistkr :

(D) 43.


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9. D cki` ldvibn b turbs dba rhsistdbch ] is ckbbhctha witl d nd`vdbkehthr ko rhsistdbch 1 ] . Qlis ckemibdtikb is ekvha ib tieh

tshc orke d ednbhtic oihà^4wmtk^=wm. Qlh ibaucha currhbt ib tlh circuit is :

(D) = 4

8

^ ^

]bt

(M)

= 48

b ^ ^

]t

(C)

= 4^ ^]bt

(A)

= 4b ^ ^] t

46. Ib d ubiokre ednbhtic oihà ko ibauctikbM, d wirh ib tlh okre ko sheicirc`h ko rdaius rrktdths dmkut tlh aidehthr ko tlh circ`h witl

dbnu`dr orhquhbcy . Io tlh tktd` rhsistdbch ko tlh circuit is], tlh ehdb pkwhr nhbhrdtha phr phrika ko rktdtikb is :

(D)

=

=

M r

]

(M)

=

=

/Vlysics





4. D circu`dr `kkp ko rdaius], cdrryibn currhbt I ìhs ibxy-p`dbh witl its chbtrh dt krinib. Qlh tktd` ednbhtic oùx tlrkunl xy-p`dbh is:

(D) airhct`y prkpkrtikbd` tk] (M) airhct`y prkpkrtikbd` tkI

(C) ibvhrsh y prkpkrtikbd` tkI (A) zhrk

=. D cki` lds 4,666 turbs dba 866ce= ds its drhd. Qlh p`dbh ko tlh cki` is p`dcha dt rinlt dbn`hs tk d ednbhtic ibauctikb oihà ko

8 == 46 ^me

. Qlh cki` is rktdtha tlrkunl 4. H`hctric oihàs ibaucha my cldbnibn ednbhtic oihàs drh

(D) Ckbshrvdtivh

(M) Bkb-ckbshrvdtivh

(C) Edy mh ckbshrvdtivh kr bkb-ckbshrvdtivh ahphbaibn kb tlh ckbaitikb

(A) Bktlibn cdb mh sdia


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4

6 1 46 QeD )

(D)8

= 1 46. L (M) 11 < 46. L (C) 81 < 46. L (A) 1= 1 46. L

9. Qlh ksci``dtibn orhquhbcy ko d cyc`ktrkb is 46 ELz. Io tlh rdaius ko its ahhs is 6.8e, tlh gibhtic hbhrny ko d prktkb, wlicl is

dcch`hrdtha my tlh cyc`ktrkb is

(D) 46.=Eh_ (M) =.88Ehv (C) =6.1Eh_ (A) 8.4Eh_

46. Dcckraibn tk plhbkehbkb ko eutud` ibauctdbch

(D) tlh eutud` ibauctdbch akhs bkt ahphbahbt kb nhkehtry ko tlh twk cki`s ibvk`vha

(M) tlh eutud` ibauctdbch ahphbas kb tlh ibtribsic ednbhtic prkphrty, ìgh rh`dtivh phrehdmiìty ko tlh edthrid`

(C) tlh eutud` ibauctdbch is ibahphbahbt ko tlh ednbhtic prkphrty ko tlh edthrid`

(A) rdtik ko ednbhtic oùx prkaucha my tlh cki` 4 dt tlh p`dch ko tlh cki` = dba tlh currhbt ib tlh cki` = wi`` mh aioohrhbt orke

tldt ko tlh rdtik ahoibha my ibthrcldbnibn tlh cki`s

44. Io tlh ckhooicihbt ko eutud` ibauctikb ko tlh priedry dba shckbadry cki`s ko db ibauctikb cki` is 8 Ldba d curhbt ko 46D is cut-koo

ib 18 46 s , tlh heo ibauctha (ib vk`t) ib tlh shckbadry cki` is :

(D)1

8 46 (M) 84 46 (C) 8=8 46 (A) ?8 46

4=. D sed`` squdrh `kkp ko wirh ko siah ` is p`dcha ibsiah d `drnh squdrh `kkp ko sìah @ @ ` . Io tlh `kkp drh ckp`dbdr dba tlhir

chbtrhs ckibciah, tlh eutud` ibauctikb ko tlh systhe airhct`y prkpkrtikbd` tk

(D) @

`(M)

`

@(C)

=@

`(A)

=`

@

43. Qwk iahbticd` circu`dr `kkps ko ehtd` wirh drh `yibn kb d tdm`h. @kkp d cdrrihs d currhbt wlicl ibcrhdshs witl tieh. Ib rhspkbsh, tlh

`kkpM.

(D) is dttrdctha my tlh `kkpM (M) is rhph``ha my tlh `kkpD

(C) rhedibs stdtikbdry (A) Bkbh ko tlh dmkvh

41. D trdbsokrehr wkrgs kb tlh pribcip`h ko

(D) ednbhtic hoohct ko tlh h`hctricd` currhbt (M) eutud` ibauctikb

(C) h`hctricd` ibhrtid (A) shò ibauctikb

48. Qlh ckrh ko d trdbsokrehr is `deibdtha tk rhauch

(D) oùx `hdgdnh (M) kutput pkwhr (C) lysthrhsis (A) haay currhbt


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4. Db h`hctric ektkr rubs dACskurch ko heo =66_dba ardws d currhbt ko 46D. Io tlh hooicihbcy is 16%, tlhb tlh rhsistdbch ko tlh

dredturh is :

(D) 8 (M) 4= (C) 4=6 (A) 4?6

=. Okr d `drnh ibaustrid` city witl eucl `kda vdridtikbs tlhACnhbhrdtkr slkuà mh

(D) shrihs (M) slubt wkuba (C) eixha wkuba (A) dby

3. D nhbhrdtkr dt d utiìty ckepdby prkauchs 466 Dko currhbt dt 1666_. Qlh vk`tdnh is sthppha up tk =16666_my d trdbsokrehr

mhokrh it is shbt kb d linl vk`tdnh trdbseissikb ìbh. tlh currhbt ib trdbseissikb ìbh is :

(D)3.?>D

(M)=.?>D

(C)4.?>D

(A)=.16D

1. Ibauctikb ourbdch is mdsha kb tlh lhdtibn hoohct ko

(D) h`hctric oihà (M) haay currhbt (C) ednbhtic oihà (A) nrdvitdtikbd` oihà

8. D trdbsokrehr ko hooicihbcy 96% ardws db ibput pkwhr ko 1 g^. Db h`hctricd` dppìdbch ckbbhctha dcrkss tlh shckbadry ardws d

currhbt ko ?D. Qlh iephadbch ko tlh ahvich is :

(D) ?6 (M) 86 (C) . D trdbsokrehr is kothb oi``ha witl ki`. Qlh ki` slkuà ldvh(D) `kw viscksity (M) linl aih`hctric strhbntl

(C) `kw mkiìbn pkibt (A) linl tlhred` ckbauctibn


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4=. ^licl typhs ko `ksshs akbkt kccur ib tlh trdbsokrehr;

(D) Irkb `ksshs (M) Ckpphr `ksshs (C) Ehcldbicd` `ksshs (A) oùx `hdgdnh

43. Qlh tieh ckbstdbt ko tlh nivhb circuit is :

(D)3

8

]C

(M)?

8

]C

(C)8

?

]C

(A) Bkbh ko tlhsh

41. D sthp-akwb trdbsokrehr rhauchs tlh vk`tdnh ko d trdbseissikb ìbh orke ==66_tk ==6_. Qlh pkwhr ahìvhrha my it is


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4. Qlh turb rdtik ko d trdbsokrehr is 4 : =. Db h`hctrk`ytic ACch`` ko heo =_is ckbbhctha tk its priedry. Qlh kutput vk`tdnh dcrkss

trdbsokrehr is :

(D) zhrk (M) 1_ (C) =.1_ (A) 4=_

=. Db h`hctrkb ekvhs d`kbn tlh ìbhVTwlicl ìhs ib tlh sdeh p`dbh ds d circu`dr `kkp ko ckbauctibn

wirh ds slkwb ib oinurh. ^ldt wi`` mh tlh airhctikb tlh ibaucha currhbt ib tlh `kkp;

(D) Dbtic`kcgwish (M) C`kcgwish

(C) D`thrbdtibn (A) Bk currhbt wi`` mh ibaucha

3. D sthp akwb trdbsokrehr, trdbsokres d supp`y ìbh vk`tdnh ko ==66_ibtk ==6_. Qlh priedry cki` lds 8666 turbs. Qlh hooicihbcy

dba pkwhr trdbseittha my tlh trdbsokrehr drh 96% dba


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9. D ou``y cldrnha cdpdcitkrCwitl ibitid` cldrnhq6is ckbbhctha tk d cki` ko shò ibauctdbch@dtt5 6. Qlh tieh dt wlicl tlh hbhrny

is stkrha hqud``y mhtwhhb tlh h`hctric dba tlh ednbhtic oihàs is :

(D)1

@C

(M) = @C (C) @C (A) @C

46. Dt tieht 5 6, d mdtthry ko 46 _ is ckbbhctha dcrkss pkibts D dbaM ib tlh nivhb

circuit. Io tlh cdpdcitkrs ldvh bk cldrnh ibitid``y, dt wldt tieh (ib shckba) akhs tlh

vk`tdnh dcrkss tlhe mhckeh 1_; (Qdgh `b 8 5 4.?, `b 3 5 4.4)

(D) = (M) 3

(C) =.8 (A)3

=

44. Ib tlh circuit slkwb mh`kw, tlh ghyGis c`ksha dtt5 6. Qlh currhbt tlrkunl tlh mdtthry is :

(D) 4 =

= = =4 =

dt 6 dba dt_] ] _

t t]] ]

(M) 4 =

= 4 =

6 dba dt_ ] ]_

dt t t ] ] ]

(C) 4 =

= ==4 =

6 dba dt_ _] ]dt t t ] ] ]

(A) 4 =

4 = =

dt 6 dba dt_ ] ] _

t t] ] ]

4=. @htCmh tlh cdpdcitdbch ko d cdpdcitkr aiscldrnibn tlrkunl d rhsistkr]. Suppksht4is tlh tieh tdghb okr tlh hbhrny stkrha ib tlh

cdpdcitkr tk rhaucha tk ldò its ibitid` vdùh dtt=is tlh tieh tdghb okr tlh cldrnh tk rhaucha tk kbh-okurtl its ibitid` vdùh. Qlhb tlh

rdtik 4

=

t

twi`` mh :

(D) 4 (M)4

=(C)

4

1(A) =

43. Db iahd` cki` ko 46 L is ckbbhctha ib shrihs witl d rhsistdbch ko 8 dba d mdtthry ko 8 _. =s dothr tlh ckbbhctikb is edah, tlh

currhbt o`kwibn (ib dephrh) ib tlh circuit is

(D) 4 h (M) h (C) 4h (A) 44 h

41. Db ibauctkr ko =Ldba d rhsistdbch ko 46 drh ckbbhctha ib shrihs witl d mdtthry ko 8_. Qlh ibitid` rdth ko cldbnh ko currhbt is :

(D)46 8. Ds

(M)

4= 6. Ds

(C)4= 8. Ds

(A)

46 =8. Ds

48. D cki` ko ibauctdbch 366eLdba rhsistdbch = is ckbbhctha tk d skurch ko vk`tdnh =_. Qlh currhbt rhdclhs ldò ko its sthday stdth

vdùh ib

(D) 6.68s (M) 6.4s (C) 6.48s (A) 6.3s

jee 2014 booklet7 hwt electromagnetic induction

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