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

When brakes are applied to a fast moving car, the passengers will be thrown:

Question # 2

The discuss used by athlete has a mass of 1 kg, its weight in newton is

Question # 3

The displacement coincides with the path of the motion when a body moves is a

Question # 4

Swimming is based on the principle of

Question # 5

Acceleration of a body is positive, if the velocity of the body is

Question # 6

The dimension of linear inertia is:

Question # 7

The velocity given to a body to go out of the influence of earth's gravity is known as:

Question # 8

The product of force and time is called change in:

Question # 9

When brakes are applied to a fast moving car, the passenger will be thrown:

Question # 10

When we consider the average velocity of a body, then the body is moving in

Question # 11

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

Question # 12

When a bicycle is in motion but not pedaled, the force of friction exerted by the ground on the two wheels is such that it acts

Question # 13

The three equation of motions are useful only for

Question # 14

Change in momentum is one second is called:

Question # 15

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?

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The entity which measures the quantity of motion in a body is called
A. force
B. energy
C. momentum
D. power
2 The consumption source if energy is:
A. Energy from blomass
B. Hydroelectric energy
C. Geothermal energy
D. None of these
3 When a bicycle is in motion but not pedaled, the force of friction exerted by the ground on the two wheels is such that it acts
A. In the backward direction on the front wheel and in the forward direction on the rear wheel
B. In the forwards directions on the front wheel and in the backward direction on the rear wheel
C. In the forward direction on both the wheels
D. In the backward direction on both the wheels
4 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
A. 12 s
B. 8 s
C. 15 s
D. 10 s
5 During the upward motion of the projectile, the vertical component of velocity.
A. Decreases
B. Increases
C. Remains constant
D. None of these
6 Acceleration in a body is always produced in the directin of:
A. Velocity
B. Weight
C. Force
D. Botha B and C
7 If rope of lift breaks suddenly. The tension exerted by the surface of lift is (a=Acceleration of lift)
A. mg
B. m (g+a)
C. m (g - a)
D. 0
8 An inertial frame of reference is that frame of reference in which
A. a = 0
B. a > 0
C. a < 0
D. all of them
9 For a fixed force, larger is the mass of a body the
A. greater is its acceleration
B. smaller is its acceleration
C. smaller is its weight
D. zero is its acceleration
10 A body falls freely from rest. It covers as much distance in the last second of its motion as covered in the first three seconds. The body has fallen for a time of
A. 3 s
B. 5 s
C. 7 s
D. 9 s

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