medical - ug - careers360 · pdf file333 rao iit academy / medical - ug / neet - ii / 2016 /...

111

RAO IIT ACADEMY / Medical - UG / NEET - II / 2016 / Solutions / Code : AA / PP / WW

NEET - II : 2016CODE -AA/PP/WW

PHYSICSDate : 24-07-2016

Time : 3 Hrs.Marks : 720

Medical - UG

1.

5 32

3 3 3

hG L T L LL TC

Topic: _____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

2. 2pdxa bt

dt

2qdxf t

dt

2 2a bt f t

2 2f atb

Topic:_____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

3. 0 1tan 303

t

r

aa

2 2 15t ra a 4 / 3 15ra

22 15

3r

ra a

3 15ra

a300

23154r

var

315 2.5 5.7 /4

v m s


22


4.600

600

V

V cos(60 )0

I P

2 cos 60m V

mvTopic:_____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

5. 212 0.1 22

g u

4 2

i fp p

0.01 400 0.01 2 2V

2 kg

5 m

10 cmu

v 4 2 4 2 1.4 1000.01

V

4 2.8 100

1.2 100 = 120


6. mm 0.5 0.3

A B

Velocity exchange due to same mass.Topic:_____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

7. ˆ ˆ ˆ4 3 2 5D Displacement i k i j

ˆˆ ˆ2 3i j k

Work F D

ˆˆ ˆ ˆ ˆ4 3 2 3i j i j k

8 3 5 Topic:_____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

333


8. (3)

2 22

1 12 2A A BI I

2 2A A B B

A B

I II I

2

A A

B B

L IL I

B A B AI I L L


9.

2 22

22 2

2152

12 2

SS SS

CC C C

MRIEMRE I

2

4 1 15 2 5


10. m1 m2

CM

2

1 2

m lm m

2 2

2 11 2

1 2 1 2

m l m lI m mm m m m

21 2

1 221 2

m m l m mm m

21 2

1 2

m m lm m


11. 3

GMrg r RR

2

GM r Rr


44


12. 2GMmTotal energyR h

2

22GM R m

R R h

2

0

2g mR

R h


13. 4

04

3 10 3 1 0.1252 20 8 10 24 8

P E SArea


14. 2 cosshfrg

cosconstant

1 2 3

1 2 3

cos cos cos

1 2 3

1 2 3cos cos cos

1 2 3

Rise means 090


15. 050For C

100releasedR mC T

gain 0mC T

100 0C C

050R gain T C


555


16. 3 2 3 2 .... 110 2

T T T TC T

2 ' ' 2 .... 210 2

T T T TC T

2 2 ' '/ 21 3 2 3 / 2

T T TT T T

3 2 ' 'T T T

6 4 'T T

6 3'4 2T TT


17. 3 3PV C K

0 1RC C

K

3 32 1 3 2 2

R R RR

= RTopic:_____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

18. Heat delivered 1

Energy consumed W

1 1

2 21 2

1 1

1 12731 1273

tWt

1

1 2

273tt t


19. PV nRT

A

A

kN TRTPM mN

kTPm

mPkT


66


20. 2 mTk

T m

35 1

mm

9 9 25m m 925 1

mm

9 16m

916

m


21.0

3 32 4 C

V VL L

0 2L L


22. 1 sin 2y A nt

2 sin 2 1y A n t

3 sin 2 1y A n t

2sin 2 cos 2 sin 2y nt t A nt

1 2cos 2 sin 2A t nt

cos 2 1t

2 t n t n

1 30, ,1, ....2 2

t

so time interval = 12

s


23. sinPE

3 04 0.02 2 10 sin 30q

4 0.22 10

q

200q mcTopic:_____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

777


24. 01 2 3 1

23

A K K K Cd

1 2 3, , are parallelk k k

04 2

2

A K Cd

1 2

1 1 1C C C

0 0 1 2 3 0 4

32 2

d d dAK A K K K AK

1 2 3 4

1 3 12K z K K K K


25. 1 2 3 2 2 9V Topic:_____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

26.2 2100500

b

VPR R

20bR

3020

IR

2500 20I

2230500 2020 R

22302520 R

230 520 R

46 20 R

26R


88


27. one turn2

R

01 2

IB BR

2Rr

n n

20 02 2 2 R

n

nI n IB n Br


28. cos60oW MB MB

2MBW

sin 60oMB

32 32

W W


29. (1)

2mV qv Br

V e Br m

2 2V e Bf

r m

91.76 3.57 102 3.14

f

90.98 10f

1d GHz


999

RAO IIT ACADEMY / Medical - UG / NEET - II / 2016 / Solutions / Code : AA / PP / WW30. For a series circuit

1 LQR C

31

1 1.5 1020 35

Q

32

1 2.5 1025 45

Q

33

1 3.5 1015 30

Q

34

1 1.5 1025 45

Q

3rd circuit has maximum Q value & hence best suited for tuinng.Topic:_____ ; Sub Topic: _____ ; L:_ ; Medical-UG ; NEET Exam - 2016

31. 21

dBrdt

2 0


32.

80 V

60

Veff

80V

100V

40

80cos 0.83600 6400


33.220100

t

i e

2.2t

i e

100 C

220 Vmax 2.2i A


1010


34. 1 3 1 112f R R

1 1f R

1 4 1 11' 3f R R

1 2 23 3R R

1 1 1 1 2 2 4' 3 3efff f f f R R R

34effff


35. 115 7.5

1.5t t cm

223 4.5

1.5t t cm

12t cm


36.1 1

2 2

I An nI A

1 2 max

1 2 min

11

A A A nA A A n

2

max2

min

1

1

nII n

max min

max min

21

I I nI I n


111111


37.1 1 144

v m Pd

0.25 diopterP

It is a concave lines.


38.5 2

2

5 10 10 0.60.02 10

D yd

415 10

0.15cm


39.h hv

mv m

22

2 2

hvm

22

2

12 2

hm vm

2

0 22hc h

m

2

02m C

h


40. In first case

max5 . 2pE eV K E eV

3eV

In second case

max. 6 3 3K E eV

Stopping voltage 3V


1212


41. 2 2

1 1 13

RdeR

1 536

Rd

1 1 1 7' 9 16 9 16

Rd Rd

9 155'736

20'7


42. 12

30mint

230n

10 00 6 tN N e

20 09 15 tN N e

2 14 t te

2 2n t

60mint


43. 100cII

1000BR

100 cII

0 4V V

o L

i B

V RV R

4 1000 0.02 20100 2000iV mv


131313


44.

II

R1 D1 D210V

3 2

Diode D1 is reversed biased. Then no current will flow through that link.

10 2.54

I A


45.O AO BO C

P O

OR 1

11 1 1 1 0

A B P C QO O O O


111

RAO IIT ACADEMY / Medical - UG / NEET - II / 2016 / Solutions / Code : PP / Chemistry

NEET - II : 2016CODE - PP

CHEMISTRYDate : 24-07-2016

Time : 3 Hrs.Marks : 720

Medical - UG

Q.46 A long chain of glucose units attached together by 1, 4 linkages. It is the ability of these chains to hydrogenbond together in to fibres that gives cellulose its unique properties of mechanical strength and chemicalstability.

Topic:Biomolecules; Sub Topic:Carbohydrates; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.4731000 cmMolar conductivity

0.5 molek

3

3 1 1000 cm5.76 10 Scm0.5 mole

2 11.152 10 Scm mol

2 111.52 Scm molTopic:Electrochemistry; Sub Topic:Conductance and conductivity; L:1 ; Medical-UG ; AIPMT / NEET Exam

- 2016

Q.48 Unimolecular surface reactions can be described by1 2

1( ) ( ) productsK Kg adsorbedK

A A

Rate of product formation is 2 AK (where A is surface coverage of A).

2 Ar K {i.e., rate of reaction is directly proportional to surface coverage}Topic:Surface chemistry; Sub Topic:Adsorption; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.49 Millimoles of an electrolyte that must be added to one litre of colloidal solution to bring complete coagulationis called coagulation value.

1Coagulation powerCoagulation value

Topic: Surface chemistry; Sub Topic: Colloids; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

22


Q.50 NaCl Na Cl (Fused electrolyte)

Cathode : 2 2 2Na e Na

2Anode : 2 2Cl Cl e

To get 0.1 mole 2 0.2Cl F is required.

0.2 96500 3 (sec)t t is 110 minutes (approx).Topic: Electrochemistry; Sub Topic: Faraday’s laws; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.51 3; 1 3 no. of electron 2n p Topic:Atomic structure ; Sub Topic:Quantum number; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.52 2 2

1 1

ln lnVT VS nC n RT V

2 1

1 2

ln lnpT PS nC nRT P

Isothermal process; 2 1T T

1

2

ln PS nRP

Topic:Thermodynamics; Sub Topic:Entropy; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.53 22( ) ( ) ( )( ) 2s aq aqBa OH Ba OH

In dilution solutions; Assume complete ionisation

1 ( 1) ( 1)1

i n in

3i n Topic:Solution and colligative properties; Sub Topic:Vant Hoff factor; L:1 ; Medical-UG ; AIPMT / NEET

Exam - 2016

Q.54

N+ H O2

N

H

+ OH– ; K = 1.7 × 10b–9

t = 0 Ct = t C–Ceq

–C

–C

22 (1 1)

1b bCK K C

333


94

1

1.7 10 1.3 1010

bKC

2% ionisation 100 1.3 10 Topic:Equilibrium; Sub Topic:Ostald’s dilution law; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.55 In fluorite structure; F occupy tetrahedral voids and 2Ca occupy CCp lattice points.

i.e., each 2Ca is surrounded by 8 F ions C.N = 8

each F is surrounded by 4 2Ca ions C.N = 4Topic:Solid Shape; Sub Topic:Ionic crystals; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.56 oE is – ve 0oG

ln 1oeq eqG RT K K

Topic:Electrochemistry; Sub Topic: Gibbs free energy & Keq; L:1 ; Medical-UG ; AIPMT / NEET Exam -2016

Q.57 For ideal solutions;0; 0; 0; 0G S H V

Raoult’s law 0 0Total A A B BP P X P X

i.e. obs calculatedP P

incorrect statement is 0mixG

Topic: Solution and colligative properties; Sub Topic: Ideal solutions; L:1 ; Medical-UG ; AIPMT / NEETExam - 2016

Q.58 s aq aqAgCl Ag Cl

spK Ag Cl

101.6 10 0.1Ag 91.6 10Ag M

Topic: Ionic equilibrium; Sub Topic: Solubility product; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.59 Let atomic weight of X be : x and Y be : y

10 0.1 2 1x y

9 0.05 3 2 2 18 0.1 3 2x y x y

44


2 1003 2 180x yx y – – –

2 8040

xx

30y

Topic:Mole concept; Sub Topic:Atomic weights ; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.60 1 60 60Q C

192060 10no.of electrons 3.745 10

1.602

Topic:Electrochemistry; Sub Topic:Electrolytic cell; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.61 3 3 2 342H BO H O B OH H O

Topic:P-Block; Sub Topic:Boric acid; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.62 3 3 63AlF KF K Al F

Topic:P-Block; Sub Topic:Alluminium compounds; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.63 Zn is more electropositive than Fe.

20

/0.76

Zn ZnE V

2 20 0

/ /0.41 ; 0.04

Fe Fe Fe FeE V E V

zn act as sacrifying metal and protect FeTopic: Electrochemistry; Sub Topic:Prevention of corrosion; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.64 Suspension is called milk of lime.Topic:S-block; Sub Topic:Calcium compounds; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.652 3 4

2 3

NO NO NHsp sp sp

Topic:Chemical bonding; Sub Topic:Hybridisation; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.66

. .

PF

FF

3BF is lewis acid and electron deficient.

4 4,CF SiF have octet configuration and no lone pair to donateTopic: P-block ; Sub Topic:Basic nature; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

555


Q.67 2 23 3 3 3

2 2 3 3

32 32 42 42

Trigonal planar Trigonal planar Tetrahedral Tetrahedral

CO NO SO ClOe e e e

sp sp sp sp


Q.68 Beryllim salts readily hydrolyze.Topic:S-block; Sub Topic:Beryllium compounds; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.69 2 2 4 4 2CaF H SO CaSO HF

(a) 20

2Cu Cu

(b) 0 4

2S SO

(c) 0 4

2C CO

Topic:Atomic structure; Sub Topic: Shapes of orbitals ; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.70 2 2 2;x y zd d are along the axis.

Topic:__________ ; Sub Topic:________ ; L:_ ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.71 48 4no. of hybrid orbitals 6

2XeF

3 2sp d hybridisationoctahedral geometrysquare planar shape


Q.72 4SeF have see-saw shape

4CH have Tetrahedral shape.

3I has bent shape.Trigonal bipyramidal geomentry.

Topic:Chemical bonding; Sub Topic:Hybridisation and geomentry; L:1 ; Medical-UG ; AIPMT / NEET Exam- 2016

Q.73 Trans effect is the labilzation (making more reactive) of ligands, that are trans to certain other ligands.

22 2 3 3 3 32, , , , , , ,Py Cl Br I SCN NO SC NH Ph SO PR AsR CH H

2 4, , ,NO CO CN C H

66

RAO IIT ACADEMY / Medical - UG / NEET - II / 2016 / Solutions / Code : PP / ChemistryTopic:Co-ordination compounds; Sub Topic:Trans effect; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.74 (1) Eu shows + 2 state(2) From Pr to Lu due to lanthanoid contraction size decreases therefore basic nature decreases.

(4) 4( )aqCe is good oxidising agent.

(3) is wrong.Topic:__________ ; Sub Topic:________ ; L:_ ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.75 Low spin complexes with 3 6 8 10, , andd d d d electrons does not have John-Teller distortions.

High spin complexes with 3 5 8 10, , ,d d d d electrons does not show John-Teller distortions.Topic:__________ ; Sub Topic:________ ; L:_ ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.76 In friedel-crafts reaction

+ R – Cl Lewisacid

R

+ HCl

Cl

can form

remaining ; are not possible.


Q.77 Coplanar : all atoms must be in same plane.

(2) Puckered structure so no planarity

(3) C CH C3

H C3

C

N

CN

Hydrogens out of plane

(4) no planarity

Planarity is possible due to free rotation it may some time go out of plane.


777


Q.78 6–carbons and 6–carbons during the linkage

(CH )2 4

C

O||

C

O||

(CH )2 6

NH NH n

Topic:Polymers; Sub Topic:Co-polymerisation; L:1; Medical-UG ; AIPMT / NEET Exam - 2016

Q.79NH

5

4 3

21 N

H

NH

i.e., ether (2) (or) (5) carbon.Topic:GOC; Sub Topic: Resonance; L:1 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.80 (1) HBrBr

propeneelimination

(2) elimination3 2 2 3 2 2 3 2

Propene

HBrH C CH CH OH H C CH CH Br H C CH CH

(3) 2 No reactionH C C O

(4) elimination3 2 2 3 2

PropeneH C CH CH Br H C CH CH

Topic: Hydrocarbon ; Sub Topic:Alkane ; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.81 The compound with No H will not react with Nitrous acid.

Option 3 is not having ( )H Topic:Nitrogen and its compounds ; Sub Topic: Chemical properties; L:2 ; Medical-UG ; AIPMT / NEET

Exam - 2016

Q.82 DNA in copies as messenger RNA (mRNA) which in turn is the template for protein synthesis (uses r-RNAand t RNA)

Topic: Biomolecules ; Sub Topic: Proteins ; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.83 CHO

OHHOHH

CH OH2

CHO

HHOOHH

CH OH2

CHO

HHOHHO

CH OH2

CHO

OHHHHO

CH OH2

D-erythrose D-threose L-erythrose L-Threose

Topic: Biomolecules ; Sub Topic: Carbohydrate ; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

88


Q.84 (i) H+

(ii) H

Topic:Aromatic compounds; Sub Topic:Electrophilic substitution; L:2 ; Medical-UG ; AIPMT / NEET Exam -2016

Q.85NO2

Sn/HClStephensreduction

NH2

HNO2

Diazotisation

(N N)Cl–

(A)

(B)DiazoniumChloride

OH

N N

(azo compound)yellow orange solution

or ppt. is formed

OH

Topic:Nitrogen and its compounds ; Sub Topic: Chemical properties; L:2 ; Medical-UG ; AIPMT / NEETExam - 2016

Q.86 3 2 2 3 2 2H C CH CH Br NaCN H C CH CH CN NaBr

The above reaction follows 2SN mechanism, which is best in Polar Non Protic Solvent i.e., N,N-dimethylformamide (DMF).

Topic:Alkyl and Aryl halide; Sub Topic:ST: SN reaction ; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

999


Q.87

O O

H (1-atm)2(g)

Pd/C ethanol

Reduction take place at Non polar unsaturation. i.e., ( )C C Topic:Hydrocarbon ; Sub Topic: Chemical properties ; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.88 Tautomerism takes place with carbonyl compound having H atom.H which is at Bridge head C will not get involved in Tautomerism.

Structure (I): H are at bridge head so no Tautomerism.

Structure (II): H is at bridge head and another C is not having H so no Tautomerism.Structure (III): H is presents so can undergo Tautomerism. Only option III will show Tautomerism.

Topic:GOC; Sub Topic:Tautomerism; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.89 When an EWG is present close to –COOH due to (-I) effect losing H becomes very easy. (I effect isdistance dependent)Structure-II: –O- is present close to –COOH due to –I effect, after that structure III and then structure (–I) i.e., (II) > (III) > (I).

Topic:GOC ; Sub Topic:Inductive effect; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

Q.90 Br Br Br Br

Alkene dissociating heterolytically will favour 2Br addition Reaction.

2 3 2

|Propene

|

Br

Br H C CH CHunsymmetrical

Br

Topic: Hydrocarbon ; Sub Topic:Addition reaction; L:2 ; Medical-UG ; AIPMT / NEET Exam - 2016

medical - ug - careers360 · pdf file333 rao iit academy / medical - ug / neet - ii / 2016 /...

Documents