Question : 1
(skipped)
A particle starts from rest with constant acceleration and its velocity after t second is v. The displacement of the particle in last two second of its motion is equal to
Options:
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Question : 2
(skipped)
A passenger takes 2 minutes standing on a moving escalator to reach the top. If escalator is stationary he takes 3 minutes to walk up. Time taken to reach the top when he walk up on moving escalator
Options:
2.4 minutes
| |
5 minutes
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1 minute
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1.2 minutes
|
You scored 0 of 4
Question : 3
(skipped)
A particle is projected from horizontal plane (x-z) (where y-axis is along vertical) such that its velocity at time t is 
The horizontal range of the particle is
The horizontal range of the particle is
Options:
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Question : 4
(skipped)
A ball is projected vertically upwards from the ground. It takes 4 s to reach a point P still moving upwards. If it takes 10 s further to reach to ground, then height of point P is
Options:
180 m
| |
|
200 m
|
400 m
| |
480 m
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You scored 0 of 4
Question : 5
(skipped)
A boy is throwing balls vertically upwards, such that next ball is thrown when previous one is at maximum height i.e. 5 m. The number of balls thrown per minute is
Options:
20
| |
45
| |
55
| |
|
60
|
You scored 0 of 4
Question : 6
(skipped)
A ball (A) is thrown vertically upwards with velocity u at same time an other ball (B) is dropped from height 
, after striking ground it does not rebound. The velocity of ball Aw.r.t. B versus time graph is best captured in (upwards as +ve)
, after striking ground it does not rebound. The velocity of ball Aw.r.t. B versus time graph is best captured in (upwards as +ve)
Options:
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Question : 7
(skipped)
Tangential acceleration of a particle moving on a circular path of radius 1 m varies with time as shown. The time after which total acceleration makes an angle of 45° with the velocity of particle, is (particle starts from rest)
Options:
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|  s |
 s | |
 s |
You scored 0 of 4
Question : 8
(skipped)
A ball is allowed to fall from top of a building. If t1 is time taken to fall first 
of its height and t2 is time taken to fall last 
of its height then, t2/t1 is
of its height and t2 is time taken to fall last of its height then, t2/t1 is
Options:
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Question : 9
(skipped)
A particle is moving along a straight line such that its velocity varies with position as shown in figure, then the acceleration of the particle at x = 10 m is
Options:
_4.6 m/s2
| |
_6.8 m/s2
| |
|
_8.9 m/s2
|
_10.6 m/s2
|
You scored 0 of 4
Question : 10
(skipped)
A ball is thrown vertically downward with speed 5 m/s, another ball is thrown vertically down after 2 s. The velocity of second ball so that it meets first ball after 2 s of its throw, is (assume height is very large)
Options:
25 m/s
| |
30 m/s
| |
36 m/s
| |
|
40 m/s
|
You scored 0 of 4
Question : 11
(skipped)
A ball is thrown vertically upwards from ground, when it is at 
of its maximum height its speed is 20 m/s. The speed of throw is
of its maximum height its speed is 20 m/s. The speed of throw is
Options:
15 m/s
| |
25 m/s
| |
35 m/s
| |
|
40 m/s
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You scored 0 of 4
Question : 12
(skipped)
Acceleration-time graph of a particle is shown in the diagram if particle starts with velocity u = 2.4 m/s, then its velocity at t = 8 s is
Options:
4.2 m/s
| |
5.2 m/s
| |
|
6.2 m/s
|
7.2 m/s
|
You scored 0 of 4
Question : 13
(skipped)
A boy is standing on a plank which is accelerating vertically upwards with constant acceleration. If boy throws a ball vertically up with velocity v0 relative to plank and its time of flight is T. The acceleration of the plank, is
Options:
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Question : 14
(skipped)
Two balls are thrown vertically upwards simultaneously with different speeds. The variation of their relative separation (DY) with time is best represented by (Assume no rebouncing after hitting ground)
Options:
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Question : 15
(skipped)
A particle is projected with speed v0 (upwards) at an angle q from horizontal. The average velocity of particle between point of projection and highest point on the trajectory, is
Options:
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Question : 16
(skipped)
A projectile is fired vertically at angle q from the ground with velocity v0. The speed of projectile when it is moving at an angle ¶ from horizontal, is
Options:
v0 sinq sin
| |
v0 cosq cos
| |
v0 cosq sinq
| |
|
v0 cosq sec
|
You scored 0 of 4
Question : 17
(skipped)
An aeroplane is flying with constant velocity, releases food packets from it, then (Neglect air resistance)
Options:
|
It will always be vertically below the aeroplane
|
It will always be vertically below the aeroplane only if plane is flying horizontally
| |
It will always be vertically below the aeroplane if it is flying at angle 60 to the horizontal
| |
It will left behind the aeroplane gradually
|
You scored 0 of 4
Question : 18
(skipped)
A projectile is fired at some angle q with speed v0 such that it crosses two walls of equal height symmetrically as shown. The angle of projection with horizontal is
Options:
|
53
|
37
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45
| |
60
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You scored 0 of 4
Question : 19
(skipped)
A projectile is thrown with speed 60 m/s at 60° from the horizontal. It will be at same heights at instants (g = 10 m/s2,
)
)
Options:
t1 = 4.5 s, t2 = 6.5 s
| |
t1 = 3.2 s, t2 = 6.8 s
| |
|
t1 = 3.1 s, t2 = 7.1 s
|
t1 = 2 s, t2 = 6 s
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Question : 20
(skipped)
If time (t), energy (E) and momentum (P) taken as base quantities then dimension of mass (m), is
Options:
m = ktP2E
| |
m = kt0P2E
| |
|
m = kt0P2E _1
|
m = kt0P_1E 2
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Question : 21
(skipped)
If (b + 1) divisions on vernier scale of vernier callipers coincide with b divisions on main scale. The value of one main scale division is a then least count of the vernier callipers, is
Options:
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Question : 22
(skipped)
Mass and volume of a block are measured as 22.42 g and 4.7 cm3. The maximum possible error in density is
Options:
0.6%
| |
|
2.2%
|
2.8%
| |
3.2%
|
You scored 0 of 4
Question : 23
(skipped)
Which of the following physical quantity has unit but no dimensions?
Options:
Coefficient of static friction
| |
Momentum
| |
Strain
| |
|
Angle
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Question : 24
(skipped)
The temperature of two bodies are measured as (20°C ± 0.5°C) and (40°C ± 0.4°C). The temperature difference of two bodies with error limits, is
Options:
(20 0.1)C
| |
|
(20 0.9)C
|
(20 2.0)C
| |
(20 0.0)C
|
You scored 0 of 4
Question : 25
(skipped)
Initial velocity of a particle moving along straight line with constant acceleration is (20 ± 2) m/s, if its acceleration is a = (5 ± 0.1) m/s2 then velocity of particle with error, after time t = (10 ± 1) s, is
Options:
(70 3.1) m/s
| |
(70 2) m/s
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(70 4) m/s
| |
|
(70 8) m/s
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Question : 26
(skipped)
If m0 and m are rest mass and moving mass of a body, then its kinetic energy is
Options:
mc2
| |
|
(m _ m0)c2
|
m0c2
| |
(m + m0)c2
|
You scored 0 of 4
Question : 27
(skipped)
Number of significant figures in the measurement 12.230 cm is
Options:
4
| |
Infinite
| |
|
5
|
3
|
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Question : 28
(skipped)
Which of the following is shortest range force?
Options:
Strong nuclear force
| |
Gravitational force
| |
Electromagnetic force
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|
Weak nuclear force
|
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Question : 29
(skipped)
Symmetry of the laws of nature with respect to translation in space gives rise to
Options:
|
Conservation of linear momentum
|
Conservation of angular momentum
| |
Conservation of charge
| |
All of these
|
You scored 0 of 4
Question : 30
(skipped)
Which of the following is not basic conservation law in Physics?
Options:
Conservation of momentum
| |
Conservation of charge
| |
|
Conservation of mass
|
Conservation of energy
|
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Question : 31
(skipped)
Wolfgang Pauli correctly predicted in 1931 the existence of a new particle (now called neutrino) emitted in b-decay, while applying
Options:
Law of conservation of charge in b-decay
| |
Law of conservation of mass in b-decay
| |
|
Law of conservation of energy and momentum in b-decay
|
Both (a) & (b)
|
You scored 0 of 4
Question : 32
(skipped)
A ball is allowed to fall from rest from height h. If it travels 
th of total height in last second of its fall then ball will hit ground with speed (g = 10 m/s2)
th of total height in last second of its fall then ball will hit ground with speed (g = 10 m/s2)
Options:
30 m/s
| |
35 m/s
| |
45 m/s
| |
|
50 m/s
|
You scored 0 of 4
Question : 33
(skipped)
A particle is moving on x-y plane so that its position vector varies with time as 
. If initial velocity of particle is inclined at angle q from vertical then q, is
. If initial velocity of particle is inclined at angle q from vertical then q, is
Options:
30
| |
45
| |
|
60
|
 |
You scored 0 of 4
Question : 34
(skipped)
A ball is projected from the ground at angle 60° from the ground if ball just clear a wall 5 m from point of projection and falls on the ground 15 m away from it on other side, then height of the wall is nearly equal to
Options:
5.8 m
| |
|
6.5 m
|
7.9 m
| |
9.8 m
|
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Question : 35
(skipped)
A ball is thrown vertically upwards with speed u. If it experiences a constant air resistance force of magnitude f, then the speed with which ball strikes the ground, (weight of ball is w) is
Options:
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Question : 36
(skipped)
Two balls are thrown horizontally from the top of a building with speed u1 and u2respectively in opposite directions. The separation between two balls when they are moving perpendicular to each other, is (Acceleration due to gravity is g)
Options:
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Question : 37
(skipped)
A boat is heading at angle 127° from the direction of flow. The velocity of boat in water is 5 km/h. The velocity of flow of water is 4 km/h. The displacement of boat along the flow of water, is (width of the river is 1200 m)
Options:
250 m
| |
|
300 m
|
350 m
| |
400 m
|
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Question : 38
(skipped)
If a unit vector is represented by 
, the value of a, is
, the value of a, is
Options:
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|  |
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You scored 0 of 4
Question : 39
(skipped)
A ball is projected at angle q (> 45°) from horizontal with speed u. If after time t value of vertical component of velocity becomes equal to the value of horizontal component of velocity, then
Options:
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Question : 40
(skipped)
A bus starts moving from rest with constant acceleration of 1 m/s2. A man standing 48 m behind the bus starts running towards bus simultaneously with speed 10 m/s. The man can catch the bus
Options:
Only once at t = 8 s
| |
Only once at t = 10 s
| |
|
Twice at t = 8 s and t = 12 s
|
Twice at t1 = 6 s and t2 = 12 s
|
You scored 0 of 4
Question : 41
(skipped)
If time taken by bead A and B to slide down on chords PQ and RQ are t1 and t2respectively, then t1/t2 is equal to (diameter of vertical ring is d)
Options:
|
1
|
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 |
You scored 0 of 4
Question : 42
(skipped)
Select incorrect statement(s)
Options:
Zero acceleration of a particle does not necessarily mean that its velocity is zero
| |
Negative acceleration of a particle does not necessarily mean that speed of particle is decreasing
| |
Zero velocity of a particle does not necessarily mean that its acceleration is zero
| |
|
If speed of a particle is constant, its acceleration must be zero
|
You scored 0 of 4
Question : 43
(skipped)
For which time interval, average acceleration of a particle is zero, whose velocity-time graph is given below?
Options:
[t1, t2]
| |
[t2, t3]
| |
|
[t1, t3]
|
[t3, t4]
|
You scored 0 of 4
Question : 44
(skipped)
A projectile is projected in such a way that its speed at highest point is half of its initial speed u. Horizontal range of projectile is
Options:
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|  |
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You scored 0 of 4
Question : 45
(skipped)
The position of a particle moving along x-axis is given as x = 3t2 _ t3, in SI units. The distance travelled by the particle in 4 seconds, is
Options:
16 m
| |
|
24 m
|
30 m
| |
36 m
|
You scored 0 of 4
Question : 46
(skipped)
H2 gas and Fe3O4 are produced by the action of 27 g of steam on excess of iron. Further H2 gas reacts with excess of N2 to produce NH3. Number of molecules of NH3 formed will be [N0 = Avogadro's constant]
Options:
|
N0
|
2N0
| |
 | |
4N0
|
You scored 0 of 4
Question : 47
(skipped)
Consider the following statements
(a) 1 g of N2 and 1 g of O2 contain same number of nucleons
(b) Non-stoichiometric compounds do not follow law of definite proportions
(c) Equivalent weight of Cuis same in Cu2O and CuO
Correct statement(s) among the following is/are
Options:
(a) & (c)
| |
(b) only
| |
|
(a) & (b)
|
(a) only
|
You scored 0 of 4
Question : 48
(skipped)
Equivalent volume of CO2 in the following reaction will be
Options:
2.24 L
| |
|
11.2 L
|
44.8 L
| |
5.6 L
|
You scored 0 of 4
Question : 49
(skipped)
Weight of metal and chlorine in chloride are in 1 : 5 mass ratio. The equivalent weight of the metal will be
Options:
14.2
| |
|
7.1
|
24
| |
5
|
You scored 0 of 4
Question : 50
(skipped)
Incorrect statement among the following is/are
(a) 1 g atom of oxygen is N0 times heavier than
1 atom of oxygen
1 atom of oxygen
(b) 1 m3 of H2 (g) at STP weighs 89.2 g
(c) Blue vitrol and green vitrol are isomorphous substances
Options:
(a) only
| |
(b) & (c) only
| |
(b) only
| |
|
(c) only
|
You scored 0 of 4
Question : 51
(skipped)
CaSO4.xH2O looses 6.2% of water upon heating. The value of x will be
Options:
2
| |
3
| |
4
| |
|  |
You scored 0 of 4
Question : 52
(skipped)
Na2SO4 is added in water to make 12% w/w solution having density 1.2 g/mL. Correct statement for resulting solution is/are
(a) Nearly 0.96 mole of Na2SO4 dissolvedper kg of H2O
(b) Normality of NaÅ ion is equals to normality of 
ion
ion
(c) Molarity of solution is less than molality
Options:
|
(a) & (b)
|
(b) only
| |
(c) only
| |
(a) only
|
You scored 0 of 4
Question : 53
(skipped)
2 g atom of A reacts with 2 g molecule of B4 according to following reaction
Correct statement is
Options:
A2 will be the limiting reagent
| |
B4 will be the limiting reagent
| |
2 N0 atom of C will be formed
| |
|
Both (a) & (c)
|
You scored 0 of 4
Question : 54
(skipped)
What volume of water is to be added to 100 cm3 of 0.5 M NaOH solution to make it 0.1 M solution?
Options:
200 cm3
| |
|
400 cm3
|
500 cm3
| |
100 cm3
|
You scored 0 of 4
Question : 55
(skipped)
Air contains 20% O2 by volume. How much volume of air will be required for combustion of 100 cc of acetylene?
Options:
500 cc
| |
1064 cc
| |
212.8 cc
| |
|
1250 cc
|
You scored 0 of 4
Question : 56
(skipped)
represents [Z = internuclear axis]
Options:
3px
| |
|  |
 | |
 |
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Question : 57
(skipped)
Potential energy of the electron in Bohr's orbit will be
Options:
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 | |
|  |
 |
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Question : 58
(skipped)
Total number of lines emitted in infrared region when electron de-excited from 5th excited state to 1st excited state will be
Options:
3
| |
8
| |
2
| |
|
6
|
You scored 0 of 4
Question : 59
(skipped)
Consider the following statements
(a) Velocity of electron is 
th velocity of light
th velocity of light
(b) First line of Balmer series will be more intense compared to second line
(c) Radius of third orbit of Li2+ ion is 1.5 times more than radius of second orbit of He
ion
ion
Correct among the following is/are
Options:
(a) only
| |
(b) & (c) only
| |
(a) & (c) only
| |
|
(a), (b) & (c) are correct
|
You scored 0 of 4
Question : 60
(skipped)
Energy of electron in orbit of H-atom is _1.51 eV. Wavelength produced by the electron in same orbit if 1st orbit of H have radius x
Options:
2px
| |
3px
| |
|
6px
|
9px
|
You scored 0 of 4
Question : 61
(skipped)
For which of the following orbital, ratio of orbit angular momentum to orbital angular momentum is 
.?
.?
Options:
2s
| |
|
2p
|
3p
| |
4s
|
You scored 0 of 4
Question : 62
(skipped)
Heisenberg uncertainty principle will be valid for
Options:
 and  are on same axis | |
 and  are on different axis | |
Macroscopic particle
| |
|
Both (a) & (c)
|
You scored 0 of 4
Question : 63
(skipped)
Possible number of orientations of subshell is
Options:
l
| |
n
| |
|
2l + 1
|
n2
|
You scored 0 of 4
Question : 64
(skipped)
Incorrect among the following is/are
(a) Number of electrons having m = 0 in Na are 7
(b) Energy of 4s orbital is more than 3d in H-atom
(c) Energy of 2s orbital in O is more than carbon
Options:
(a) only
| |
(b) only
| |
(a) & (b) only
| |
|
(c) only
|
You scored 0 of 4
Question : 65
(skipped)
Correct set of quantum numbers representing the last electron of iron (Fe)will be
Options:
n = 4, l = 0, m = 0, s =
 | |
|
n = 3, l = 2, m =
 2, s =  |
n = 3, l = 1, m = 0, s =
 | |
n = 3, l = 1, m = _2, s = 0
|
You scored 0 of 4
Question : 66
(skipped)
In which of the following electronic arrangement all the three rules Aufbau principle, Pauli's exclusion and Hund's rule are invalid?
Options:
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 | |
|  |
 |
You scored 0 of 4
Question : 67
(skipped)
Total number of angular nodes present in 
and 
orbital respectively is
and orbital respectively is
Options:
|
2, 0
|
2, 2
| |
3, 2
| |
1, 1
|
You scored 0 of 4
Question : 68
(skipped)
Incorrect electronic configuration is represented by (At. No.: Gd: 64, W: 74, Pd: 46, Mo: 42)
(a) 
(b) W = [Xe] 4f14, 5d4, 6s2
(c) Pd = [Kr] 4d9, 5s1
(d) Mo = [Kr] 4d5, 5s1
Options:
a) only
| |
(b) and (c) only
| |
|
(c) only
|
(a) & (d) only
|
You scored 0 of 4
Question : 69
(skipped)
If each orbital contain 3 electrons then total number of elements present in 5th period will be
Options:
18
| |
|
27
|
32
| |
36
|
You scored 0 of 4
Question : 70
(skipped)
(a) Be and Mg are alkaline earth metal
(b) K+ have larger radii than Ca2+
(c) All d-block elements are transition elements
(d) H
ion have larger size than F
ion have larger size than F
Incorrect statements is/are
Options:
(a), (c) & (d)
| |
(b) & (c)
| |
(a) & (d)
| |
|
(a) & (c)
|
You scored 0 of 4
Question : 71
(skipped)
(a) Cl2 > F2 > Br2 > I2 ® Bond-dissociation energy
(b) S > Se > Te > O ® Electron gain enthalpy (ve)
(c) 
® First ionisation energy
® First ionisation energy
(d) CH º CH > CH2 = CH2 > CH3 CH3 ® Electronegativity of carbon.
The correct statements are
Options:
(a) & (d) only
| |
(a) & (b) only
| |
|
(b), (c) & (d) only
|
(a), (b) & (c) only
|
You scored 0 of 4
Question : 72
(skipped)
Electron gain enthalpy of F is _328 kJ/mol. Ionisation energy of 
ion will be (IE1 of F is +1683 kJ/mol)
ion will be (IE1 of F is +1683 kJ/mol)
Options:
+1683 kJ/mol
| |
|
+328 kJ/mol
|
_1628 kJ/mol
| |
+164 kJ/mol
|
You scored 0 of 4
Question : 73
(skipped)
Arrange the following in the increasing order of
(C_O) bond length
(C_O) bond length
Options:
|
(iii) < (ii) < (iv) < (i)
|
(ii) < (iii) < (i) < (iv)
| |
(iv) < (iii) < (i) = (ii)
| |
(iii) < (iv) < (i) = (ii)
|
You scored 0 of 4
Question : 74
(skipped)
Correct statement(s) among the following is/are
Options:
Second electron gain enthalpy is always endothermic
| |
Electronegativity is the property of bonding atoms
| |
Al2O3 and BeO are amphoteric oxide
| |
|
All are correct
|
You scored 0 of 4
Question : 75
(skipped)
Hybridisation of BeCl2 in gas phase is
Options:
|
sp
|
sp2
| |
sp3
| |
All of these
|
You scored 0 of 4
Question : 76
(skipped)
Set representing the correct order of second ionisation potential is
Options:
|
K > Ca > Ba
|
Ca > Ba > K
| |
Ba > K > Ca
| |
K > Ba > Ca
|
You scored 0 of 4
Question : 77
(skipped)
Which of the following marked atom have sp2 hybridisation?
Options:
(a) only
| |
(a) & (c) only
| |
(a) & (b) only
| |
|
All have sp2 hybridisation
|
You scored 0 of 4
Question : 78
(skipped)
Correct order of 3rd ionisation energy of B, C, N and O will be
Options:
O > N > C > B
| |
|
O > C > N > B
|
N > O > C > B
| |
C > N > O > B
|
You scored 0 of 4
Question : 79
(skipped)
Which of the following process does not involve absorption of energy?
Options:
 | |
|  |
 |
You scored 0 of 4
Question : 80
(skipped)
(a) BeO < MgO ionic nature
(b) O2 < O22 Paramagnetic nature
(c) C2H2 > C2H4 (C _ H) bond energy
(d) 
Bond angle
Bond angle
Incorrect match among the following is/are
Options:
(a) & (d) only
| |
(b) & (c) only
| |
(c) & (d) only
| |
|
(b) & (d) only
|
You scored 0 of 4
Question : 81
(skipped)
Correct order of bond angle is
Options:
|
OF2 < H2O < NH3 < Cl2O
|
OF2 < NH3 < Cl2O < H2O
| |
OF2 < Cl2O < H2O < NH3
| |
Cl2O < OF2 < H2O < NH3
|
You scored 0 of 4
Question : 82
(skipped)
Species having identical geometry are
(a) 
, CO2 (b) 
, SO2
, CO2 (b) , SO2
(c) [XeF4] and SF6 (d) NO2, 
Options:
(b) & (c) only
| |
|
(b), (c) & (d)
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(a), (c) & (d)
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(a) only
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You scored 0 of 4
Question : 83
(skipped)
Which molecule contains both polar and nonpolar covalent bonds?
Options:
SO3
| |
NH3
| |
|
N2H4
|
XeOF4
|
You scored 0 of 4
Question : 84
(skipped)
Number of nodal planes in 
orbital and 
orbital are respectively
orbital and orbital are respectively
Options:
1, 1
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|
1, 0
|
2, 0
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2, 1
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You scored 0 of 4
Question : 85
(skipped)
In which of the following processes stability increases on the basis of bond order?
Options:
 | |
 | |
 | |
|
Both (a) & (b)
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You scored 0 of 4
Question : 86
(skipped)
In which of the following dipole moment of first species is more than second?
(a) PCl3F2 and PCl2F3
(b) 
(c) CH3Cl ; CH3Br
(d) NH3 ; NF3
Options:
(a), (c) & (d) only
| |
|
(b), (c) & (d) only
|
(c) & (d) only
| |
(b) & (d) only
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You scored 0 of 4
Question : 87
(skipped)
For the conversion
Correct among the following is/are
Options:
Lone pair on central atom decreases
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Percentage of s-character increases
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Bond angle increases
| |
|
All are correct
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You scored 0 of 4
Question : 88
(skipped)
(a) HF has higher boiling point than HCl
(b) Acetic acid dimerises in benzene due to H-Bond
(c) C — C Bond order in benzene is 1.5
(d) orbital have high energy than 
in CO molecule
in CO molecule
Correct statements is/are
Options:
(b) & (d) only
| |
(a) & (d) only
| |
(b) only
| |
|
All are correct
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You scored 0 of 4
Question : 89
(skipped)
Which of the given molecule contains ionic bond, covalent bond and coordinate bond?
Options:
Li2CO3
| |
KCl
| |
|
NH4Cl
|
HCN
|
You scored 0 of 4
Question : 90
(skipped)
Which of the following molecules contain(s) 
bond?
bond?
Options:
SO2
| |
SO3
| |
H3PO4
| |
|
All of these
|
You scored 0 of 4
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