ECAT Pre Computer Science Chapter 4 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 4 Work and Energy

Try The MCQ's Test For ECAT Physics Chapter 4 Work and Energy

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ECAT Physics Chapter 4 Work and Energy

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Question # 1

The work done in moving a body between two points in a conservation field is independent of the:

Question # 2

Work is a Quantity

Question # 3

Most of the geysers occur in:

Question # 4

A body moves a distance of 10 m among a straight line under the action of a force of 5 N. If the work done is 25 J, the angle which the force makes with the direction of motion of a body is:

Question # 5

A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done in 25J. The angle which the force makes with the direction of motion will be

Question # 6

When a body moves against the force of friction on a horizontal plane, the work done by the body is:

Question # 7

The work performed on an object does not depend on:

Question # 8

If force and displacement are in opposite direction, the work done is taken as

Question # 9

The work done moving a body between two points in a conservation field is independent of the:

Question # 10

Work done by the force of friction is always

Question # 11

Which of the following types of force can do no work on the particle on which it acts

Question # 12

A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done is 25J. The angle which the force makes the direction of motion will be:

Question # 13

A field in which the work done in moving a body along closed path is zero is called

Question # 14

If one newton force acts on a body and displaces the body through 1m work done on body is

Question # 15

Work done is lowering the bucket into the well is:

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ECAT Physics Chapter 4 Important MCQ's

Sr.# Question Answer
1 Tick the conservative force
A. Tension in a string
B. Air resistance
C. Elastic spring
D. Frictional force
2 Power is a :
A. Vector quantity
B. Base quantity
C. Scalar quantity
D. None of these
3 The value of escape velocity of Earth planet comes out to be:
A. 11 m/sec
B. 11 km/sec
C. 11 km/hour
D. 11 cm/sec
4 A laborer carrying a load on his head moves from the rest on a horizontal road to another point where he comes to rest. He has done:
A. Minimum Work
B. Maximum Work
C. Zero Work
D. Negative Work
5 Work is a scalar product of
A. Force, Velocity
B. Velocity, Displacement
C. Force, Displacement
D. Force, Momentum
6 A field in which the work done in moving a body along closed path is zero is called
A. Nuclear Field
B. Conservative field
C. Gravitational field
D. Non-conservative field
7 Work done is maximum when angle between force and displacement is
A. 0°
B. 90°
C. 180°
D. None of these
8 Work-energy principle states that work done on the body by applied force is equal to change in:
A. Potential energy
B. Kinetic nergy
C. Linear momentum
D. None of these
9 The work done on the body will be zero if:
A. No force is applied on the body
B. Force is applied but no displacement
C. Angle between F(force) and d(displacement) is 90°
D. All of these are correct
10 When force and displacement are perpendicular to each other than work is equal to
A. Unity
B. Infinity
C. Zero
D. -Fd

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