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

Question # 2

A monkey sits on the pan of spring scale kept in an elevator. The reading of the spring scale will be maximum when

Question # 3

Distance traveled by a body falling from rest in the first, second and third second is in the ration of

Question # 4

Slope of velocity time graph represents:

Question # 5

The short distance between two points direction from its initial point to final point is called:

Question # 6

A body whose momentum is constant must have constant

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

An inertial frame of reference is that frame of reference in which

Question # 13

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

Question # 14

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

Question # 15

When a shall explodes a mid-air, the total momentum of its fragments is

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Essential characteristic of equilibrium is
A. Momentum equal to zero
B. Acceleration equal to zero
C. Kinetic energy equal to zero
D. Velocity equal to zero
2 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
3 When a body is moving with uniform positive acceleration, the velocity- time graph is a straight line. Its slope is
A. zero
B. negative
C. positive
D. non-existing
4 Graphs which are used to illustrate the variation of velocity of an object with time are called
A. distance time graphs
B. speed time graphs
C. velocity time graphs
D. acceleration time graphs
5 Newton's first law is also called:
A. Law of torque
B. Law of force
C. Law of inertia
D. None of these
6 The range of projectile is 50 m whenθ is inclined with horizontal at 15°. What is the range whenθ becomes 45°?
A. 400 m
B. 300 m
C. 200 m
D. 100 m
7 If a car rest acceleration uniformly to a speed of 144 km/h in 20 s it covers a distance of
A. 20 m
B. 400 m
C. 1440 m
D. 2880 m
8 In the expression F x t, the force F is
A. total force
B. instantaneous force
C. average force
D. all of them
9 Newton published laws of motion in his famous book "principia" in
A. 1867
B. 1667
C. 1676
D. 1687
10 When the surfaces are coated with a lubricant, then they
A. Stick to each other
B. Slide upon each other
C. Roll upon each other
D. None of these

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