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

The product of force and time is called

Question # 2

A body of mass 1.0 kg is falling with an acceleration of 10 m/s2. Its apparent weight will be (g=10 m/s2)

Question # 3

The vertical component of velocity of a projectile during its motion is minimum

Question # 4

Change in momentum is one second called.

Question # 5

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

Question # 6

The consumption of energy by a 1000 watt heter in half an hour is:

Question # 7

If the slope of the velocity-time graph increases at constant rate with time, then the body is said to have

Question # 8

Swimming becomes possible because of______law of motion.

Question # 9

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

Question # 10

When two protons are brought closer potential energy of both of them:

Question # 11

A the top of the trajectory of a projectile, the directions of its velocity and acceleration are

Question # 12

If rope of lift breaks suddenly. The tension exerted by the surface of lift is (a=Acceleration of lift)

Question # 13

When a person jumps off the ground, the reaction force of the ground is

Question # 14

Which quantity has the same units as impulse

Question # 15

Inertial frame of references are those frame of references which are moving with

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Root out the conventional source of energy:
A. Energy from blomass
B. hydroelectric energy
C. Geothermal energy
D. None of these
2 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
3 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
A. Moving forward and gaining speed
B. Moving forward and losing speed
C. Moving forward with uniform speed
D. Moving backward with uniform speed
4 The linear momentum of the body is defined as
A. p=ma
B. p=1/2ma
C. p=mv
D. p=1/2mv
5 Which quantity has the same dimension as that of impulse?
A. KE
B. Power
C. Momentum
D. Work
6 The distance covered by a body in unit time is called.
A. Displacement
B. speed
C. Velocity
D. Both B and C
7 A ball is dropped downwards After 1 second another ball is dropped downwards from the same point. What is the distance between them after 3 seconds
A. 25 m
B. 20 m
C. 50 m
D. 9.8 m
8 The vertical and horizontal range will be equal id angle of projection is
A. 76°
B. 45°
C. 60°
D. 120°
9 If speed of electron is 5 x 105m/s. How long does it take one electron to transverse 1 m?
A. 1 x 106
B. 2 x 106
C. 2 x 105
D. 1 x 105
10 An object thrown in arbitrary direction in space with an initial velocity and moving freely under gravity will follow
A. a circular path
B. a straight line
C. a hyperbola
D. a parabola

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