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

A typical rocket ejects the burnt gases at speeds over

Question # 2

The decrease in velocity per unit time is called:

Question # 3

Find the total displacement of a body in 8 seconds starting from rest with an acceleration of 20 cm/s2

Question # 4

The vertical component of velocity of a projectile during its motion is minimum

Question # 5

For a fixed force, larger is the mass of a body the

Question # 6

Change in momentum is one second called.

Question # 7

Acceleration in a body is always produced in the direction of :

Question # 8

The area under line velocity-time graph is numerically equal to the

Question # 9

Velocity of a body changes if

Question # 10

Inertia mass and gravitational mass are

Question # 11

A typical rocket consumes about

Question # 12

In above figures, tell which set of graphs shows that a body is moving with uniform velocity:

Question # 13

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

Question # 14

Ethanol (alcohol) as a type of:

Question # 15

A train of 150 m length is going towards north direction at a speed of 10 ms-1. A parrot files at a speed of 5 ms-1towards south direction parallel to the railway track. The time taken by the parrot to cross the train is equal to

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 If an iron ball and a wooden ball of the same radius was released from a height 'h' in vacuum, then time taken by both of them to reach ground will be
A. Unequal
B. Exactly equal
C. Roughly equal
D. Zero
2 Work done along a closed path in a gravitational force is:
A. maximum
B. Minimum
C. Zero
D. Unity
3 The projectile motion is composed of
A. horizontal motion only
B. vertical motion only
C. horizontal and vertical motion
D. none of them
4 If m means mass of gases objected per second from a rocket and v shows the change in velocity, than mv is named as:
A. Force
B. Energy
C. work
D. impulse
5 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)
A. 9.8 m
B. 14.7 m
C. 4.9 m
D. 19.6 m
6 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)
7 Which quantity has the same dimension as that of impulse?
A. KE
B. Power
C. Momentum
D. Work
8 The mass of the object is a quantities measure of its
A. speed
B. velocity
C. acceleration
D. inertia
9 A typical rocket consumes about
A. 100 kg s-1of fuel
B. 1000 kg s-1of fuel
C. 10000 kg s-1of fuel
D. 100000 kg s-1of fuel
10 A body moving with an acceleration of 5 m/sec2started with velocity of 10 m/sec. What will be the distance traversed in 10 seconds?
A. 150 m
B. 250 m
C. 350 m
D. 400 m

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