ECAT Pre Engineering Physics Chapter 3 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 3 Motion and Force

Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 3 Motion and Force

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Physics ECAT Pre Engineering Chapter 3 Motion and Force

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Question # 1

The projectile motion is composed of

Question # 2

The mass of the object is a quantities measure of its

Question # 3

When a horse pulls a cart, the force that makes the horse run forward is the force exerted by

Question # 4

Velocity of a body changes if

Question # 5

The artillery shells travel along parabolic paths under the influence of

Question # 6

Which quantity has the same dimension as that of impulse?

Question # 7

Two projectiles are fired from the same point with the same speed at angles of projection 60° and 30° respectively. Which one of the following is true?

Question # 8

If the velocity of the body decreases non-uniformly then the slope of the velocity-time graph will have

Question # 9

A certain force gives an acceleration of 2 m/sec2to a body mass 5 kg. The same force would give a 20 kg object an acceleration of:

Question # 10

A stone is dropped from rest from the top of a tower 19.6 m high. The distance traveled during the last second of its fall is (giving g=9.8 m/ss)

Question # 11

A ball is thrown upwards with a velocity of 100 m/s. It will reach the ground after

Question # 12

Newton's laws are adequate for speeds that are

Question # 13

The quantity F x t is called as

Question # 14

A dirty carpet is to be cleaned by heating. This is in according with______law of motion.

Question # 15

A body of mass 5 kg is acted upon by a total change n momentum will be:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The direction of the acceleration is the same as that of
A. speed
B. velocity
C. both of them
D. none of them
2 In above figures, tell which set of graphs shows that a body is moving with uniform velocity:
A. (i) and (ii)
B. (ii) and (iii)
C. (iii) and (iv)
3 Find the total displacement of a body in 8 seconds starting from rest with an acceleration of 20 cm/s2
A. 0.064 m
B. 640 cm
C. 64 cm
D. 64 m
4 A boat of mass 40 kg is at rest, A dog of mass 4 kg moves in the boat with a velocity of 10 m/s. What is the velocity of boat?
A. 4 m/s
B. 2 m/s
C. 8 m/s
D. 1 m/s
5 A body is moving with constant velocity of 10 m/sec in the north-east direction. Then its acceleration will be:
A. 10 m/sec2
B. 20 m/sec2
C. 30 m/sec2
D. Zero
6 When a body is moving with uniform positive acceleration, the velocity- time graph is a straight line. Its slope is
A. zero
B. negative
C. positive
D. non-existing
7 A ball falls on the surface from 10 m height and rebounds to 2.5 m. if the duration of contact with the floor is 0.01 seconds then the average acceleration during contact is
A. 2100 m/s2
B. 1400 m/s2
C. 700 m/s2
D. 400 m/s2
8 The distance covered by a body in unit time is called.
A. Displacement
B. speed
C. Velocity
D. Both B and C
9 Which one of the following is dimensionless:
A. Acceleration
B. Velocity
C. Density
D. Angle
10 Blomass includes:
A. Crop residue
B. Natural vegetation
C. Animal dung
D. All of these

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