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

Work is product of:

Question # 2

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

Question # 3

Work done in lower and bucket into the well is:

Question # 4

Tick the conservation force:

Question # 5

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

Question # 6

A solar cell converts energy of the Sun into:

Question # 7

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

Question # 8

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

Question # 9

Which force is not a conservative force:

Question # 10

Work is a

Question # 11

Which one is conservative force

Question # 12

The unit of work in CGS system is

Question # 13

In the force applied to parallel to the direction of motion, then the work done is:

Question # 14

Which of the following is not a unit of power:

Question # 15

SI Unit of work is

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ECAT Physics Chapter 4 Important MCQ's

Sr.# Question Answer
1 The types of mechanical energy is/are:
A. Kinetic energy
B. Potential energy
C. Both of these
D. None of these
2 The energy stored int he water of the dam is:
A. Electric energy
B. Kinetic energy
C. Potential energy
D. None of these
3 Which of the following is not a unit of power:
A. J-sec
B. Watt
C. N m/sec
D. Horsepower
4 The Space around the Earth within which it exerts a force of attraction on other bodies is known as
A. Nuclear field
B. Conservative field
C. Electric field
D. Gravitational field
5 The space around the earth within which it expects a force of attraction on other bodies is known as:
A. Nuclear field
B. Conservative field
C. Electric field
D. Gravitational field
6 Work is a:
A. Scalar quantity
B. Vector quantity
C. Base quantity
D. None of these
7 If force and displacement are in opposite direction, the work done is taken as:
A. Positive work
B. Negative work
C. Zero work
D. Infinte work
8 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
9 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:
A. 60°
B. 90°
C. 30°
D. 0°
10 A field in which the work done is moving a body along closed path is zero is called:
A. Nuclear filed
B. Conservative field
C. Gravitational field
D. Non-conservative field

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