jee 2014 booklet1 hwt trigo ratio & equation
TRANSCRIPT
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
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Shmy`g`kmhr Ao`ssls
SGA/]rhijkjgltrha `thj & Lqu`thjk 00 BY]/G`tblg`thas
M@]L 4 HH]DLL 4 G@^EQ 4 06
]HGL 4 >< GHK\]LQ
K@GL 4 ]LQ] AJML 4 ]IG U0W
^JOO KJ. Q]@^] ]HGL 4 LKM ]HGL 4 ]HGL ]@ELK4
Q]\MLK]Q QHIK@]\^L 4 V@^LK]Q QHIK@]\^L 4
]bhs tlst ajkt`hks ` tjt`o jc 06 Jndlathvl ]ypl Pulsthjks.
L`ab qulsthjk a`rrhls 0 g`re. ]blrl hs KJ KLI@]HSL g`rehki.
Abjjsl tbl ajrrlat `otlrk`thvl. Jkoy jkl abjhal hs ajrrlat.
0. ]bl v`oul jc 0 2 >8 11ajs ajs ajs
(N) = >2 >8 11ajs ajs shk (A) = >2 >8 11ajs ajs ajs
(M) > >2 >8 11ajs ajs shk
>. Hc0 0
>ajs x
x
, tblk
>
>
0 0
>x
x
hs lqu`o tj 4
(@) >shk (N) >ajs
(A) >t`k (M) >sla
1. Hcx ohls hk HHkm qu`mr`kt, tblk0 0
0 0
shkx shk x
shkx shk x
hs
lqu`o tj 4
(@)>
xshk (N)
>
xt`k
(A)>
xsla (M)
>
xajsla
=. Hc n
t`k x`
, tblk ` n ` n
` n ` n
hs lqu`o tj 4
(@)>
>
shk x
shk x(N)
>
>
ajs x
ajs x
(A)>
>
ajs x
shk x(M)
>
>
shk x
ajs x
0
00 0
shk y ajs y shk y
ajs y shk y ajs yhs lqu`o tj 4
(@) 6 (N) 0
(A) shk y (M) ajs y
3. Hc1
>@ N A
, tblk > > >ajs @ ajs N ajs A hs
lqu`o tj 4
(@) 0 = ajs @ ajs N ajsA
(N) = shk @ shkN shkA
(A) 0 > ajs @ ajs N ajsA
(M) 0 = shk @ shk N shkA
9.> >
1< 0< < 0
shk hs 4
(@)> (N)
(A) > (M)>
8. ]bl v`oul jc>
>
0 0
06. Hc 0
0>
shk , shk ,
tblk > >t`k t`k hs lqu`o tj 4
(@) 0 (N) 0
(A) Tlrj (M) Kjkl jc tblsl
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
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Shmy`g`kmhr Ao`ssls
SGA/]rhijkjgltrha `thj & Lqu`thjk 0> BY]/G`tblg`thas
M@]L 4 HH]DLL 4G@^EQ 4
06 ]HGL 4 >< GHK\]LQ
K@GL 4 ]LQ] AJML 4 ]IG U>W
^JOO KJ. Q]@^] ]HGL 4 LKM ]HGL 4 ]HGL ]@ELK4
Q]\MLK]Q QHIK@]\^L 4 V@^LK]Q QHIK@]\^L 4
]bhs tlst ajkt`hks ` tjt`o jc 06 Jndlathvl ]ypl Pulsthjks.
L`ab qulsthjk a`rrhls 0 g`re. ]blrl hs KJ KLI@]HSL g`rehki.
Abjjsl tbl ajrrlat `otlrk`thvl. Jkoy jkl abjhal hs ajrrlat.
0. ]bl v`oul jc 0 > 1 28 t`k t`k t`k . . . t`k hs 4
(@) 0 (N) 6
(A) (M)0
>>. Hc 0sla t`k , tblk rjjt jc tbl lqu`thjk
>> > > 6` n a x n a ` x a ` n hs 4
(@) sla (N) t`k
(A) shk (M) ajs
1. Hc >t`k x ajt x , tblk > >k kshk x ajs x hs lqu`o tj 4
(@) >k (N)0
>
(A)0
>(M) Kjkl jc tblsl
=. ]bl v`oul jc = =11 1>shk shk
3 3>
shk shk
hs lqu`o tj 4
(@) 6 (N) 0
(A) 1 (M) Kjkl jc tblsl
066t`k
(A)
>
>
0
00
p
ajs , pp
(M)0
>sla
3. ]bl g`xhgug v`oul jc 0 > kajs ajs . . . ajs
ukmlr tbl rlstrhathjk 0 >6>
k, , . . .,
`km
0 > 0kajt ajt . . . ajt , hs 4
(@)>
0
>k
(N)0
>k
(A)0
>k(M) 0
9. Hc > , tblk 4
(@)> > > > > >
t`k t`k t`k t`k t`k t`k
(N) 0> > > > > >
t`k t`k t`k t`k t`k t`k
(A)> > > > > >
t`k t`k t`k t`k t`k t`k
(M) Kjkl jc tblsl
2. ]bl v`oul jc
k kajs @ ajs N shk @ shk N
shk @ shk N ajs @ ajs N
(wblrlkhs `k lvlk) hs 4
(@) >>
k @ Nt`k
(N) >>
k @ Najt
(A) 6 (M) Kjkl jc tblsl
8. Hc
>>0
00
xt`k , t`k
x xx x x
`km1 > 0
t`k x x x , tblk hs 4
(@) (N) >
(M) (M) Kjkl jc tblsl
06. Hc >> 16' , tblk 0 0 1ajs ajs
0 < 0 9ajs ajs lqu`os 4
(@)0
2(N)
0
=
(A)0 >
> >
(M)
> 0
> 0
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
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Shmy`g`kmhr Ao`ssls
SGA/]rhijkjgltrha `thj & Lqu`thjk 0< BY]/G`tblg`thas
M@]L 4 HH]DLL 4 G@^EQ 4 06
]HGL 4 >< GHK\]LQ
K@GL 4 ]LQ] AJML 4 ]IG U =k k kV V eV , wblrl
e7
(@) 0 (N) > >shk ajs
(A)>
shk (M) >ajs
>. Hc>
6t`k x sla x ` b`s `t ol`st jkl sjouthjk, tblk
ajgpoltl slt jc v`ouls jc`hs 4
(@) 0, (N) 0,
(A)8
=,
(M) 0,
1. Kugnlr jc sjouthjks jc tbl lqu`thjk
> t`k x sla x ajs x , oyhki hk tbl hktlrv`o 6 >, hs 4
(@) 6 (N) 0
(A) > (M) 1
=. Hk ` rhibt `kiolm trh`kiol, tbl bypjtlkusl hs > > thgls tbl
olkitb jc plrplkmhauo`r mr`wk crjg tbl jppjshtl vlrtlx jk
tbl bypjtlkusl, tblk tbl jtblr twj `kiols `rl 4
(@)= =
,
(N)1
2 2,
(A)1 3
,
(M) Kjkl jc tblsl
x k (N) >>
x k
(A) 0= =
k
x k
(M) Kjkl jc tblsl
3. Hc >0 shk shk . . . tj = > 1 6 , ,
6 >
,
tblk 7
(@)3
(N)
1
(A) jr1 3
(M)
>jr
1 1
9. ]bl plrhjm jc cukathjk = 8 tj tlrgsshk x x x . . . k
hs 4
(@) =
0k k
(N)
0>
0 >k k k
(A) 0>
0 > 0k k k
(M) Kjkl jc tblsl
2. Hc > 3 0p ajs x shk x q , tblk 4
(@) 2 =p , q (N)8
2>
p , q
(A)8
=>
p , q (M) Kjkl jc tblsl
8.>
t`k sla bjoms cjr sjgl rl`o hc nlojkis tj 4
(@) 0, (N) 0,
(A) 0, (M) 0,
06.0 0 0 0
> > = = 2 > > >k k
t`k t`k t`k . . . t`k ajt
(@)0
> >k kt`k
(N)
0
> >k kajt
(A)0
0
> >k kt`k
(M)
0
0
> >k kajt
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
6/10
Shmy`g`kmhr Ao`ssls
SGA/]rhijkjgltrha `thj & Lqu`thjk 03 BY]/G`tblg`thas
M@]L 4 HH]DLL 4G@^EQ 4
06 ]HGL 4 >< GHK\]LQ
K@GL 4 ]LQ] AJML 4 ]IG U3W
^JOO KJ. Q]@^] ]HGL 4 LKM ]HGL 4 ]HGL ]@ELK4
Q]\MLK]Q QHIK@]\^L 4 V@^LK]Q QHIK@]\^L 4
]bhs tlst ajkt`hks ` tjt`o jc 06 Jndlathvl ]ypl Pulsthjks.
L`ab qulsthjk a`rrhls 0 g`re. ]blrl hs KJ KLI@]HSL g`rehki.
Abjjsl tbl ajrrlat `otlrk`thvl. Jkoy jkl abjhal hs ajrrlat.
0. Hc hs ` rjjt jc >>< < 0> 6>
ajs ajs ,
,
tblk >shk hs lqu`o tj 4
(@) >=>=>. Olt , nl suab tb`t 1 .
Hc>0
39
3
ajs
hs 4
(@)1
016 (N)
1
016
(A) 33@ 7t`k N
HHH.1t k x
t`k xklvlr ohls nltwllk
0
1`km 1.
Ybhab jc tbl st`tlglkts ihvlk `njvl `rl ajrrlat :
(@) H `km HH (N) HH `km HHH(A) HHH `km H (M) H, HH `km HHH
=. Ajkshmlr tbl cjoojwhki st`tlglkts 4
H. Hcshk @7shk N, tblk wl b`vlshk >@7shk>N
`ow`ys.
HH. ]bl v`oul jc= = 3 6A A A A
(N) 0 1 < 0A A A
(A) > 3> = 6A A (M) = 3> 6A A
3. ]bl lqu`thjk > > 9 e shk x ajs x e pjsslssls `
sjouthjk, hc 4
(@) e; 3 (N) > 3 e
(A) >e (M) Kjkl jc tblsl
9. Hc shk x `, ajs y n , tblk ajs x y
(@)
> >0 0` n n ` (N) `n
(A) > >0 0` n n ` (M) >`n2. ]bl lqu`thjk
3 3 shk x ajs x , b`s ` sjouthjk hc 4
(@)0
0>
, (N)
00
=
,
(A) 0 0 , (M)0
6>
,
8. Hc tbl v`oul jc tbl mltlrghk`kt
06 06 0
>6 >6 0
16 16 0
ajs shk
ajs shk
ajs shk
0 06 06e ajs shk , tblke7
(@) > (N) =
(A) 2 (M) Kjkl jc tblsl
06. Hk ` trh`kiol @NA,> > >
@ N At`k , t`k , t`k `rl hk B.V., tblk
> >
@ Aajt . ajt
(@) > (N) 1
(A) = (M) Kjkl jc tblsl
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
7/10
Shmy`g`kmhr Ao`ssls
SGA/]rhijkjgltrha `thj & Lqu`thjk 09 BY]/G`tblg`thas
M@]L 4 HH]DLL 4 G@^EQ 4 06
]HGL 4 >< GHK\]LQ
K@GL 4 ]LQ] AJML 4 ]IG U9W
^JOO KJ. Q]@^] ]HGL 4 LKM ]HGL 4 ]HGL ]@ELK4
Q]\MLK]Q QHIK@]\^L 4 V@^LK]Q QHIK@]\^L 4
]bhs tlst ajkt`hks ` tjt`o jc 06 Jndlathvl ]ypl Pulsthjks.
L`ab qulsthjk a`rrhls 0 g`re. ]blrl hs KJ KLI@]HSL g`rehki.
Abjjsl tbl ajrrlat `otlrk`thvl. Jkoy jkl abjhal hs ajrrlat. Bjwlvlr, qulsthjks g`relm whtb * g`y b`vl Gjrl tb`k Jkl
ajrrlat jpthjk.
0. ]bl r`thj jc tbl irl`tlst v`oul jc>
> ajs x shk x hs tj
hts ol`st v`oul hs 4(@) 9/= (N) 00/=
(A) 01/= (M) Kjkl jc tblsl
>. Hc> = 3 >
1 03 8` ajs n ajs ajs ajs hs hmlkthty,
tblk 4
(@) `7 0,n7 >= (N) `7 1,n7 >=
(A) `7 =,n7 > (M) `7 9,n7 02
1. Hc shk x ajs y ` `km ajs x shk y n , tblk
>
x yt`k
hs lqu`o tj 4
(@) `+n (N) ` n
(A) ` n
` n
(M)
` n
` n
=. ]bl v`oul jc> = 3
9 9 9ajs ajs ajs
hs 4
(@) 0 (N)0
>
(A)1 1
=(M)
0= =
shk ajs
cjr rl`o v`ouls jc hs 4
(@) 1 (N) 3shk shk shk shk hs 4
(@)0
>(N)
0
>
(A) 0 (M) Kjkl jc tblsl
*2.0< 9 1
1> 03 2shk . shk . shk
hs lqu`o tj 4
(@)0
0
1>ajs
(N)
0
21>
shk
(A)0
03= >ajsla
(M)
0
1>2 >ajsla
8. ]bl gjst ilklr`o sjouthjks jc
00
>t`k , ajs hs 4
(@)9
=k
(N)
90
=
kk
(A)9
>=
k
(M) Kjkl jc tblsl
06. ]bl sg`oolst pjshthvl rjjt jc tbl lqu`thjk, 6t`k x x ohls hk 4
(@) 6>
,
(N)>
,
(A)1
>,
(M)1
>>
,
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
8/10
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
9/10
Shmy`g`kmhr Ao`ssls
SGA/]rhijkjgltrha `thj & Lqu`thjk 08 BY]/G`tblg`thas
M@]L 4 HH]DLL 4 G@^EQ 4 06
]HGL 4 >< GHK\]LQ
K@GL 4 ]LQ] AJML 4 ]IG U8W
^JOO KJ. Q]@^] ]HGL 4 LKM ]HGL 4 ]HGL ]@ELK4
Q]\MLK]Q QHIK@]\^L 4 V@^LK]Q QHIK@]\^L 4
]bhs tlst ajkt`hks ` tjt`o jc 06 Jndlathvl ]ypl Pulsthjks.
L`ab qulsthjk a`rrhls 0 g`re. ]blrl hs KJ KLI@]HSL g`rehki.
Abjjsl tbl ajrrlat `otlrk`thvl. Jkoy jkl abjhal hs ajrrlat. Bjwlvlr, qulsthjks g`relm whtb * g`y b`vl Gjrl tb`k Jkl
ajrrlat jpthjk.
0. ]bl kugnlr jc sjouthjk jc > 1 1shk ajs hk
, hs 4
(@) = (N) >
(A) 6 (M) 0
>. ]bl kugnlr jc sjouthjks jc 1
=t`k t`k
`rl 4
(@) ,1
k k T
(N) > ,1
k k T
(A) > ,1
k k T
(M) 0 ,
1
kk k T
* >> 0sla x t`k x `rl ihvlk ny 4
(@)2
k
(N)=
k
(A)2
k
(M)2
k
3. ]bl kugnlr jc sjouthjks jc
1 10shk x shk xajs x ajs x hk > , 9 `rl 4
(@) 2 (N) 8
(A) 06 (M) 00
9. ]bl kugnlr jc v`ouls jcxcjr wbhabshk>x+ajs=x7 > hs4
(@) 6 (N) 0
(A) > (M) hkchkhtl
2. Hc > 0 6 `km 6, >shk x x tblk tbl lxb`usthvl
sjouthjk slt cjrxhs 4
(@)9
6,3
(N)9 00
6, , >3 3
(A)00
, >3
(M) Kjkl jc tblsl
8. Hc 0 `km ,| t`k x | x tblk tbl lxb`usthvl
sjouthjk slt cjrxhs 4
(@)1 1
, , ,= = = =
(N)1
, ,= = =
(A) ,= =
(M) Kjkl jc tblsl
*06. Hc shk ` cjr lx`atoy jkl v`oul jc9
61
,
tblk
tbl v`oul jc`hs 4
(@)1
>(N) 0
(A) 6 (M) 0
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8/13/2019 Jee 2014 Booklet1 Hwt Trigo Ratio & Equation
10/10
Shmy`g`kmhr Ao`ssls
SGA/]rhijkjgltrha `thj & Lqu`thjk >6 BY]/G`tblg`thas
M@]L 4 HH]DLL 4 G@^EQ 4 06
]HGL 4 >< GHK\]LQ
K@GL 4 ]LQ] AJML 4 ]IG U06W
^JOO KJ. Q]@^] ]HGL 4 LKM ]HGL 4 ]HGL ]@ELK4
Q]\MLK]Q QHIK@]\^L 4 V@^LK]Q QHIK@]\^L 4
]bhs tlst ajkt`hks 8 Jndlathvl ]ypl Pulsthjks `km 0 Qundlathvl ]ypl Pulsthjk.
L`ab qulsthjk a`rrhls 0 g`re. ]blrl hs KJ KLI@]HSL g`rehki.
Abjjsl tbl ajrrlat `otlrk`thvl. Jkoy jkl abjhal hs ajrrlat.
0. shk x ajs x
(@) > (N) >
(A) > (M)0
>
>. ]bl lxprlsshjk > > > >ajsla @ajt sla @t`k @
> > > > 0ajt @ t`k @ sla @ajsla @ hs lqu`o tj 4(@) 0 (N) 0
(A) 6 (M) Kjkl jc tblsl
1. Hc> =
1 1x y ajs z ajs
, tblk xy yz zx
(@) 0 (N) 6
(A) 0 (M) >
=. ]bl v`ouls jc 6 136 s`thscyhki
> 6ajsla `rl 4
(@) >06 166, (N) >=6 166,
(A) >06 >=6, (M) >06 116,
shk
(N) 6>
ajs
(A) 6>
shk (M) 6>
ajs
3. Hc1
>
@ N A
, tblk > > >ajs @ ajs N ajs A
(@) 0 = ajs @ajs N ajsA
(N) = shk @shk N shk A
(A) 0 = ajs @ajs N ajsA
(M) 0 = shk @shk N shk A
9. G`xhgug v`oul jc` ajs n shk hs 4
(@) `+n (N) ` n
(A) ` n (M) > >` n
2. ]bl ilklr`o sjouthjk jc
> >
t`k shk ajt ajs
hs 4
(@) >>
r , r T
(N) >r , r T
(A) > `km >>
r r , r T
(M) Kjkl jc tblsl
8. ]bl ghkhgug v`oul jc > >shk x ajs x hs 4
(@) 0 (N) >
(A)
0
>>
(M)
00
>>
06. Hc 0ajsla x ajt x , tblkx7 ZZZZZZZZZZZZZZZZ.