wbjee sample paper-7 (wbjee 2014 physics chemistry keys solution)
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\.A`. \.A`.
5< J O L O 5< L D D L
5: D O D L 5: L J O J
5? J D L O 5? O O D O
54 O L J O 54 O O L L
56 O L L D 56 D J J O
59 L D D O 59 L L O L
5= J L O J 5= L D J J*
52 L L D L 52 O J O O
5> O D J J 5> J L O D
D O O D ?> J O D J
45 D J L D 45 D L O L
4< L D L L 4< D J O L
4: O L J D 4: O L J J
4? L O O 4? J L J D
44 O O O 44 J J J D
46 O D L D 46 J J O J
9 J L O D 49 J O O L
= O O O J 4= O L D J
4 D L D O 42 O L L O
4> D O D J 4> D D O O
65 J D J J 65 J D J O
6< D J L D 6< L O J O
6: O D L L 6: O J O L
6? J J J L 6? O O J D
64 L J D D 64 L J O J
66 L D J O 66 J O L J
69 L, D J, O, D L, O O, D 69 L, J, D J, D J, O, D J, O
6= L, O L, O L, O J, O, D 6= J, O, D, J, O L, J, D L, J, D
62 O, D O, D L, D L, D 62 J, O L, J, D L, J, D J, D
6> L, O L, O J, O, D L, O 6> L, J, D L, J, D J, D J, O, D
95 J, O, D L, D O, D L, O 95 J, D J, O, D J, O L, J, D* J lad O j`tb `ptn`a lrf o`rrfot jut ls snamcf
@ptn`a J ns k`rf lppr`prnltf.
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OLTFM@Z^ - N
\.< t` \.46 olrry `af klrg flob, i`r wbnob `acy `af `ptn`a ns o`rrfot. Lay wr`am laswfr wncc cfld t`
dfduotn`a i
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]JHFFK - :5
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]JHFFK - :5. @af k`cf i l vla dfr ]llcs mls `jfynam tbf fqultn`a :l
UY
+
(Yj) ; ZT uadfrm`fs tbf qulsn-stltno oyocno
pr`ofss wbnob ns sb`wa na tbf U-Y dnlmrlk. Tbf aft bflt ljs`rjfd jy tbf mls na tbns pr`ofss ns
U
U. La jhfot ns pclofd ?5 ok lwly ir`k l o`avfx cfas i i`olc cfamtb
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]JHFFK - :5. L bfltnam fcfkfat i rfsnstlaof r ns inttfd nasndf la ldnljltno oycnadfr wbnob olrrnfs l irnotn acfss pnst`a i klss klad or`ss-sfotn`a L ls sb`wa na dnlmrlk. Tbf oycnadfr o`atlnas af k`cf i la ndflc dnlt`kno mls. Tbf ourrfat ic`ws
tbr`umb tbf fcfkfat suob tbl tbf tfkp rlturf rnsfs wntb tnkf t ls T ;:
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OLTFM@Z^ - N
\.< t` \.46 olrry `af klrg flob, i`r wb nob `acy `af `ptn`a ns o`rrfot. Lay wr`am laswfr wncc cfld t`
dfduotn`a i
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]JHFFK - :5
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]JHFFK - :5. Kftlc n`a rfsp`asnjcf i`r tbf Knalkltl dnsflsf ns
(L) O`:+ (J) Bm:+ (O) Ou:+ (D) Xa:+
Las 8 (J)
Bnats 8 Bm:+olusfs Knalkltl dnsflsfs
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]JHFFK - :5. La lknaf O?B
>A rflots wntb jfazfaf suci`ayc obc`rndf t` i`rk l wbntf pr onpntltf wbnob ns nas`cujcf na lq. Al@B. Tbf
lknaf ns
(L)A
Kf Kf
Kf
(J) KfAB
Kf
(O)Kf
AB: (D)
Kf
Kf AB:
Las 8 (J)
Bnats 8
A
Kf
B
Kf + Oc _ Kf A _
Kf
+ BOc
(wbntf ppt)
@
@
Al@B (lq)
Nas`cujcf
@
@
45. Lk`am tbf i`cc wnams, tbf af wbnob ns a`t l mrffab`usf mls, ns
(L) A:@ (J) O@
:(O) OB
4(D) @
:
Las 8 (D)
Bnats 8 @:ns a`t l mrffa b`usf mls
4
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]JHFFK - :5. Tbf i rklc p`tfatnlc i If?+/If:+na l sucpburno lond lad pb`spb`rno lond knxturf (F;+5.9