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

One KWh is equal to:

Question # 2

If d is the displacement of the body in time t, then its average velocity will be

Question # 3

Acceleration produced in a body by a force varies

Question # 4

Root out of the conventional source of energy:

Question # 5

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

Question # 6

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

Question # 7

A car moves for half of its time at 80 km/h and rest half of time at 40 km/h, The total distance covered is 60 km. What is the average speed of the car?

Question # 8

The distance covered by a body in unit time is called.

Question # 9

A stone is dropped from rest from the top of a tower 19.6 m high. The distance traveled during the last second of its fall is (giving g=9.8 m/ss)

Question # 10

A particle of mass 0.5 g moving along x-axis is located of x1= 15 m at t1= 5s and x2= 33 m at t2= 13s its average velocity is

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

According to the law of conservation of linear momentum, the total linear momentum of an isolated system

Question # 15

Ethanol (alcohol) as a type of:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 If d is the displacement of the body in time t, then its average velocity will be
A. Vav= d x t
B. Vav = t/d
C. Vav = d/t
D. Vav = d/t
2 The direction of the acceleration is the same as that of
A. speed
B. velocity
C. both of them
D. none of them
3 The effect of applying a force on a moving body is to change
A. its direction of motion only
B. its speed of motion only
C. both the direction and speed of motion
D. its inertia only
4 The motion in a plane is the motion in
A. one dimension
B. two dimension
C. three dimension
D. four dimension
5 The velocity given to a body to go out of the influence of earth's gravity is known as:
A. Terminal velocity
B. Orbital velocity
C. Escape velocity
D. None of these
6 When a shall explodes a mid-air, the total momentum of its fragments is
A. less than the momentum of shell
B. equal to the momentum of shell
C. greater than the momentum of shell
D. none of them
7 A train cover 90 km in half an hour. the time taken by it to travel 15 km will be:
A. 20 minutes
B. 48 minutes
C. 10 minutes
D. 5 minutes
8 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
9 A monkey sits on the pan of spring scale kept in an elevator. The reading of the spring scale will be maximum when
A. Elevator is stationary
B. Elevator cable breaks and it falls freely towards earth
C. Elevator accelerates downwards
D. Elevator accelerates upward
10 The magnitude of the force producing an acceleration of 10 m/sec2in a body of mass 500 grams is:
A. 3 N
B. 4 N
C. 5 N
D. 6 N

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