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

Velocity is a

Question # 2

Which one of the following is dimensionless.

Question # 3

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

Question # 4

Graphs which are used to illustrate the variation of velocity of an object with time are called

Question # 5

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

Question # 6

The artillery shells travel along parabolic paths under the influence of

Question # 7

Work done along a closed path in a gravitational field is:

Question # 8

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

Question # 9

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

Question # 10

Swimming becomes possible because of______law of motion.

Question # 11

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

Question # 12

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 # 13

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

Question # 14

The projectile attains maximum horizontal range when it is projected at an angle of

Question # 15

A body is thrown from a height h with speed u, it hits the ground with speed V

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 What must be changing when a body is accelerating uniformly?
A. the force acting on a body
B. the velocity of the body
C. the mass of the body
D. the speed of the body
2 If the instantaneous velocity of a body does not change. the body is said to be moving with
A. average velocity
B. uniform velocity
C. instantaneous velocity
D. variable velocity
3 The magnitude of the force producing an acceleration of 10 m/sec2 in a body of mass 500 grams is:
A. 3 N
B. 4 N
C. 5 N
D. 6 N
4 A motorist travels A to B at a speed at 40 km/h and returns at speed of 60km/h. His average speed will be
A. 40 km/h
B. 48 km/h
C. 50 km/h
D. 60 km/h
5 The projectile attains maximum horizontal range when it is projected at an angle of
A. 30°
B. 45°
C. 60°
D. 75°
6 Newton published laws of motion in his famous book "principia" in
A. 1867
B. 1667
C. 1676
D. 1687
7 The product of force and time is called change in:
A. Momentum
B. Impulse
C. Force
D. Both a and b
8 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
9 Which of the following is not a projectile
A. a bullet fired from a gun
B. a space ship
C. a football in air
D. an artillery shell
10 When a force is applied on a body, several effects are possible Which of the following effect could not occur?
A. the body rotates
B. the body speeds up
C. the mass of the body decreases
D. the body changes its direction

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