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

If d is the displacement of the body in time t, then its average velocity will be

Question # 2

Which of the following four statements is false?

Question # 3

If the velocity time graph is a straight line parallel to time-axis, then it means that:

Question # 4

Ethanol (alcohol) is a type of:

Question # 5

A body of weight 1 N has a kinetic energy of 1 joule when its speed is:

Question # 6

Acceleration of a body at any particular instant during its motion is known as

Question # 7

The range of projectile is 50 m whenθ is inclined with horizontal at 15°. What is the range whenθ becomes 45°?

Question # 8

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

Question # 9

Slope of velocity-time graph represents:

Question # 10

The horizontal range of projectile, at a certain place, depends upon

Question # 11

An object is dropped from a height of 100 m. Its velocity at the moment it touches the ground is:

Question # 12

A person is sitting in a traveling train and facing the engine. He tosses up a coin and the coin falls behind him. It can be concluded that the train is

Question # 13

The consumption source if energy is:

Question # 14

The vertical and horizontal range will be equal id angle of projection is

Question # 15

A change in position of a body from its initial position to its final position is known as

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 When a body is moving on a surface, the force of friction is called
A. Static friction
B. Dynamic friction
C. Limiting friction
D. Rolling friction
2 The product of force and time is called change in:
A. Momentum
B. Impulse
C. Force
D. Both a and b
3 During the upward motion of the projectile, the vertical component of velocity.
A. Decreases
B. Increases
C. Remains constant
D. None of these
4 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
5 One newton is a force that produces an acceleration of 0.5 m/sec2in a body of mass:
A. 2 kg
B. 3 kg
C. 4 kg
D. 8 kg
6 Body which falls freely under gravity provides good example of motion under:
A. Uniform acceleration
B. Non-uniform acceleration
C. Uniform velocity
D. None of these
7 Velocity is a
A. scalar quantity
B. vector quantity
C. constant quantity
D. none of them
8 A ball is dropped from a height of 4.2 meters. To what height it will rise if there is no loss of KE after rebounding?
A. 4.2 m
B. 8.4
C. 12.6
D. None of these
9 A snooker ball moving with velocity V collides head on with another snooker ball of same mass at rest. If the collision is elastic, the velocity of second snooker ball is
A. Zero
B. Infinity
C. V
D. 2 V
10 The discuss used by athlete has a mass of 1 kg, its weight in newton is
A. 9.8 N
B. 80 N
C. 98 N
D. 100 N

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