ECAT Pre General Science Chapter 4 online mcq test with answers for Physics chapter 4 (Work and Energy)

ECAT Pre General Science Physics Chapter 4 Work and Energy Online Test

Try the ECAT Pre General Science Physics Chapter 4 Work and Energy Online Test.

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ECAT Pre General Science Physics Chapter 4 Work and Energy Online Test

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Question # 1

Work done is maximum when angle between force and displacement is:

0° A
90° B
180° C
None of these D

Question # 2

SI Unit of work is

Nm^-1 A
Joule B
Nms C
Both a and b D

Question # 3

The ultimate source of money sources of energy is:

Sun A
Air B
Water C
Petroleum D

Question # 4

A 2 kg block is held 1 m above floor for 50 seconds. The work done is:

Zero A
10.2 J B
100 J C
980 J D

Question # 5

The value of escape velocity of Earth planet comes out to be:

11 m/sec A
11 km/sec B
11 km/hour C
11 cm/sec D

Question # 6

The work performed on an object does not depend on:

Force applied A
Angle at which force is inclined to the displacement B
Initial velocity of the object C
Displacement D

Question # 7

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

60° A
90° B
30° C
0° D

Question # 8

Watt x second is unit of:

Force A
Work B
Power C
None of these D

Question # 9

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:

Minimum Work A
Maximum Work B
Zero Work C
Negative Work D

Question # 10

The space around the earth within it exerts a force of attraction on other bodies of known as:

Nuclear field A
Conservative field B
Electric field C
Gravitational field D

Question # 11

Work is a

Scalar quantity A
Vector quantity B
Base quantity C
None of these D

Question # 12

The work done by a force keeping an object in circular motion with constant speed is:

Zero J. A
0.1 J B
1 J C
0.01 J D

Question # 13

Escape velocity from surface of Moon as compared to that from Earth surface is:

Greater A
Smaller B
Equal C
None of thes D

Question # 14

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

Nuclear Field A
Conservative field B
Gravitational field C
Non-conservative field D

Question # 15

Which force is not a conservative force?

Frictional force A
Gravitational force B
Electric force C
Elastic spring force D

Question # 16

If we draw a graph between d(along x-axis) and F (along y-axis) and get a straight line horizontal to x-axis then area under this straight line represents:

Power A
Work B
Pressure C
None of these D

Question # 17

A two Kg block is held 1 m above the floor for 50 seconds, the work done is:

Zero A
10.2 J B
100 J C
980 J D

Question # 18

The field in which work done in moving a body between two points depends upon the path followed is called:

Conservative field A
Non-conservative field B
Electric field C
None of these D

Question # 19

Power is a :

Vector quantity A
Base quantity B
Scalar quantity C
None of these D

Question # 20

Work done in lower and bucket into the well is:

Zero A
Positive B
Negative C
None of these D

Question # 21

The space around the earth in which its gravitational force acts on a body is called

Electric Field A
Gravitational field B
Magnetic field C
Conservative field D

Question # 22

The angle between centripetal force and displacement of the body moving in a circle is:

0° A
90° B
180° C
None of these D

Question # 23

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

Positive work A
Negative work B
Zero work C
Infinite work D

Question # 24

Work-energy principle states that work done on the body by applied force is equal to change in:

Potential energy A
Kinetic nergy B
Linear momentum C
None of these D

Question # 25

When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is:

2 J A
0.25 J B
1 J C
0.5 J D

Question # 26

Most of the geysers occur in:

Volcanic regions A
Magnetic regions B
Northern region C
None of these D

Question # 27

Tick the conservation force:

Tension in a string A
Air resistance force B
Elastic spring C
Frictional force D

Question # 28

Which one is conservative force

Electric force A
Frictional force B
Normal force C
Air resistance D

Question # 29

Work done is maximum when angle between force and displacement is:

0° A
90° B
180° C
None of these D

Question # 30

The amount of coal used since 1945 up till now as compared to that used in the whole of history before that is

Much more A
Very small B
No amount at all C
None of these D

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ECAT Pre General Science Physics Chapter 4 MCQ Test With Answer for Physics chapter 4 (Work and Energy)

ECAT Pre General Science Physics Chapter 4 Test

ECAT Pre General Science Physics Chapter 4 Work and Energy Online Test

ECAT Pre General Science Physics Chapter 4 Work and Energy Online Test

Work done is maximum when angle between force and displacement is:

SI Unit of work is

The ultimate source of money sources of energy is:

A 2 kg block is held 1 m above floor for 50 seconds. The work done is:

The value of escape velocity of Earth planet comes out to be:

The work performed on an object does not depend on:

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

Watt x second is unit of:

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:

The space around the earth within it exerts a force of attraction on other bodies of known as:

Work is a

The work done by a force keeping an object in circular motion with constant speed is:

Escape velocity from surface of Moon as compared to that from Earth surface is:

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

Which force is not a conservative force?

If we draw a graph between d(along x-axis) and F (along y-axis) and get a straight line horizontal to x-axis then area under this straight line represents:

A two Kg block is held 1 m above the floor for 50 seconds, the work done is:

The field in which work done in moving a body between two points depends upon the path followed is called:

Power is a :

Work done in lower and bucket into the well is:

The space around the earth in which its gravitational force acts on a body is called

The angle between centripetal force and displacement of the body moving in a circle is:

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

Work-energy principle states that work done on the body by applied force is equal to change in:

When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is:

Most of the geysers occur in:

Tick the conservation force:

Which one is conservative force

Work done is maximum when angle between force and displacement is:

The amount of coal used since 1945 up till now as compared to that used in the whole of history before that is

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