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

Which one of the following is dimensionless:

Question # 2

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

Question # 3

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

Question # 4

By which velocity a ball be projected vertically so that the distance covered by it in 5th seconds is twice the distance it covers in its 6th second ( g=10m/s2)

Question # 5

If the acceleration of a body is negative, then slope of the velocity-time graph will be:

Question # 6

Which of the following statements for an object in equilibrium is not true?

Question # 7

The effect of applying a force on a moving body is to change

Question # 8

Bodies which falls freely under gravity provides good example of motion under:

Question # 9

The artillery shells travel along parabolic paths under the influence of

Question # 10

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

Question # 11

A dirty carpet is to be cleaned by heating. This is an accordance with____ law of motion:

Question # 12

The magnitude of the force producing an acceleration of 10 m/sec2in a body of mass 500 grams is:

Question # 13

A body is moving with constant velocity of 10 m/sec in the north-east direction. Then its acceleration will be:

Question # 14

When a bicycle is in motion, the frictional forces exerted by the ground are

Question # 15

If two bodies of equal masses moving in the same direction collide elastically, then their velocities.

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 If the acceleration of a body is negative, then slope of the velocity-time graph will be:
A. Zero
B. Positive
C. Negative
D. Infinity
2 The time of flight of a projectile motion equal to
A. half of the time to reach maximum height
B. twice the time to reach maximum height
C. one fourth of time to reach maximum height
D. time to reach maximum height
3 A vehicle of mass 120 kg is moving with a uniform velocity of 108 km/h. The force required to stop the vehicle in 10s is
A. 120 x 10.8 N
B. 180 N
C. 720 N
D. 360 N
4 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
5 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
6 Ethanol (alcohol) is a type of:
A. Electric fuel
B. Bio fuel
C. Nuclear fuel
D. None of these
7 An aircraft is moving with a velocity of 300 ms-1. If all the forces acting on it are balanced, then
A. It still moves with the same velocity
B. It will be just floating at the same point in space
C. It will be fall down instantaneously
D. It will lose its velocity gradually
8 The instantaneous velocity is define as the limiting value of Δd/Δt on the time intervalΔt approaches to
A. zero
B. maximum
C. minimum
D. infinity
9 The direction of the linear momentum is the direction of
A. speed
B. velocity
C. weight
D. none of them
10 A typical rocket consists of fuel
A. more than 60% of launch mass
B. less than 60% of launch mass
C. less than 80% of launch mass
D. more than 80% of launch mass

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