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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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Total Questions15
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Time Allowed20
ECAT Physics Chapter 4 Work and Energy
00:00
Question # 1
The field in which work done is moving body between two points depends upon the path followed is called:
Question # 2
A boy pulls a toy car through a distance of 5 m by applying a force of 0.5 N, Which makes an angle of 60° with the horizontal. The work done by the boy is:
Question # 3
Which of the following is not a unit of power:
Question # 4
The work done by a force keeping an object in circular motion with constant speed is:
Question # 5
The space around the earth in which its gravitational force acts on a body is called
Question # 6
A solar cell is made from:
Question # 7
A 100 Kg car is moving at the speed of 10 m/sec and comes to rest after covering a distance of 50 m. The amount of work done against the friction is:
Question # 8
Work done is maximum when angle between force and displacement is:
Question # 9
A body moves a distance of 10 m along a straight line under the action of a force of 5 N. If the work done is 25 J, the angle which force makes with the direction of motion of a body is:
Question # 10
The work done by a force, keeping an object in circular motion with constant speed is:
Question # 11
Most of the geysers occur in:
Question # 12
Which force is not a conservative force?
Question # 13
The dimensions of work
Question # 14
The work done in moving a body between two points in a conservation field is independent of the:
Question # 15
The Space around the Earth within which it exerts a force of attraction on other bodies is known as
Top Scorers Of ECAT Physics Chapter 4 Work and Energy MCQ`s Test
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A Ahmad Khan 23 - Aug - 2024 04 Min 49 Sec 60/60 -
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K Kifayet Ali 27 - May - 2024 05 Min 33 Sec 50/60
ECAT Physics Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The tidal energy is due to gravitational pull of : |
A. sun
B. moon
C. Mars
D. None of these
|
| 2 | If work is done at the rate of 2 k j per second, then total work done is half an hour will be: |
A. 0.5 Kwn
B. 2 Kwh
C. 1 Kwh
D. None of these
|
| 3 | Work done is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 4 | In the force applied is parallel to the direction of motion, then work done is: |
A. Maximum
B. Minimum
C. Zero
D. None of these
|
| 5 | The energy stored int he water of the dam is: |
A. Electric energy
B. Kinetic energy
C. Potential energy
D. None of these
|
| 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 | A 100 kg car is moving at a speed of 10 m/sec and comes to rest after covering a distance of 50 m. the amount of work done against friction is: |
A. +5 x 101J
B. +5 x 102J
C. +5 x 103J
D. +5 x 104J
|
| 8 | 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. Power
B. Work
C. Pressure
D. None of these
|
| 9 | Which of the following type of force can do no work on the particle on which it acts: |
A. Frictional force
B. Gravitational force
C. Electric force
D. Centripetal force
|
| 10 | Most of the geysers occur in: |
A. Volcanic regions
B. Magnetic regions
C. Northern region
D. None of these
|
Test Questions