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 ball is dropped from a certain height and another ball is projected horizontally from the same point. Which of the following statement is correct?

Question # 2

The artillery shells travel along parabolic paths under the influence of

Question # 3

Range of a projectile is R, when the angle of projection is 30° . Then, the value of the other angle of projection for the same range, is

Question # 4

A 120 m long train is moving in a direction with speed 20 m/s. A train B moving with 30 m/s in the opposite direction and 130 m long crosses the first train in a time

Question # 5

If m is the mass of the gases ejected per second with velocity v relative to the rocket of mass M, then the acceleration of rocket is

Question # 6

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

Question # 7

What will be the ratio of the distance moved by a freely falling body from rest in 4th and 5th seconds of journey?

Question # 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?

Question # 9

In an elevator moving vertically up with an acceleration 'g' the force exerted on the floor by a passenger of mass M is

Question # 10

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

Question # 11

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

Question # 12

The horizontal component of a projectile moving with initial velocity of 500 ms-1at an angle 60° to x-axis is

Question # 13


Swimming becomes possible because of______law of motion:

Question # 14

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

Question # 15

The instantaneous velocity is define as the limiting value of Δd/Δt on the time intervalΔt approaches to

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A body moving with uniform velocity has
A. positive acceleration
B. negative acceleration
C. infinite acceleration
D. zero acceleration
2 A cold soft drink is kept on the balance. When the cap is opened, then the weight
A. Increases
B. Decreases
C. First increases, then decreases
D. Remains same
3 For maximum linear distance of travel, a projectile must be fired at an angle of
A. 0°
B. 45°
C. 90°
D. 60°
4 When a bicycle is in motion, the frictional forces exerted by the ground are
A. In the forward direction on both the wheels
B. In the backward direction on both the wheels
C. In the forward direction on the front wheel and the backward direction on the rear wheel
D. In the backward direction on the front wheel and the forward direction on the rear wheel
5 When we consider the average velocity of a body, then the body is moving in
A. straight line
B. curved path
C. may be in a straight or curved path
D. none of them
6 The consumption of energy by a 1000 watt heter in half an hour is:
A. 5 Kwh
B. 0.5 Kwh
C. 2.5 Kwh
D. 3.2 Kwh
7 Rate of change of momentum is called
A. Impulse
B. Force
C. Torque
D. Momentum
8 Inertia mass and gravitational mass are
A. opposite
B. identical
C. identical when there is no friction
D. all of them
9 A ball is thrown upwards with a velocity of 100 m/s. It will reach the ground after
A. 10 s
B. 20 s
C. 5 s
D. 40 s
10 An airplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically above a point A on the ground, a bomb is released from it. The bomb strikes the ground, at point B. The distance AB is
A. 1200 m
B. 0.33 km
C. 3.33 km
D. 33 km

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