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 cold soft drink is kept on the balance. When the cap is opened, then the weight

Question # 2

Dimensions of velocity are

Question # 3

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

Question # 4

A lift is moving up with acceleration equal to 1/5 of that due to gravity. The apparent weight of a 60 kg man standing in lift is

Question # 5

The quantity F x t is called as

Question # 6

If the acceleration of a body is not uniform, then velocity-time graph will be:

Question # 7

A 5 kg mass is falling freely, the force acting on, it will be

Question # 8

If the instantaneous velocity of a body does not change. the body is said to be moving with

Question # 9

Force is a:

Question # 10

In equation F=ma, then mass 'm' is

Question # 11

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

Question # 12

A train cover 90 km in half an hour. the time taken by it to travel 15 km will be:

Question # 13

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 # 14

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

Question # 15

A body of mass 5 kg is acted upon by a constant force of 20 n for 7 seconds. The total change in momentum will be:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which one of the following is dimensionless.
A. Acceleration
B. Velocity
C. Density
D. Angle
2 The SI units of momentum is
A. kg m s-2
B. kg ms
C. kg m s2
D. N-s
3 When we consider the average velocity of a body, then the body is moving in
A. straight line
B. curved path
C. may be in a straight or curved path
D. none of them
4 Change in momentum is one second is called:
A. Impulse
B. Force
C. Energy
D. Work
5 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
6 The motion in a plane is the motion in
A. one dimension
B. two dimension
C. three dimension
D. four dimension
7 If two bodies of equal masses moving in the same direction collide elastically, then their velocities.
A. Are added
B. Are subtracted
C. Do not change
D. Are exchanged
8 Acceleration in a body is always produced in the direction of :
A. Velocity
B. Weight
C. Force
D. Both B and C
9 Acceleration of a body is negative if the velocity of the body is
A. constant
B. increasing
C. decreasing
D. none of them
10 Biomass includes:
A. Crop residue
B. Natural vegetation
C. Animal dung
D. All of these

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