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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
Work is a always done on a body when
Question # 2
The consumption of energy by a 60 W bulb in 2 minutes is:
Question # 3
The space around the earth within it exerts a force of attraction on other bodies of known as:
Question # 4
Area under the force displacement graph gives
Question # 5
The value of escape velocity of Earth planet comes out to be:
Question # 6
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:
Question # 7
Work is a
Question # 8
If force and displacement are in opposite direction, the work done is taken as:
Question # 9
The amount of coal used since 1945 up till now as compared to that used in the whole of history before that is
Question # 10
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:
Question # 11
When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is:
Question # 12
When a body moves against the force of friction on a horizontal plane, the work done by the body is:
Question # 13
The tidal energy is due to gravitational pull of :
Question # 14
Maximum work is done when force and displacement are
Question # 15
Work has the dimensions as that of
Top Scorers Of ECAT Physics Chapter 4 Work and Energy MCQ`s Test
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D dark goblin 10 - Jul - 2024 00 Min 49 Sec 60/60 -
A ali moid 21 - Jul - 2024 00 Min 57 Sec 60/60 -
Z Z G 07 - Jun - 2024 01 Min 52 Sec 60/60 -
A Ahmad Khan 23 - Aug - 2024 04 Min 49 Sec 60/60 -
M Manoush Fatima 29 - May - 2024 06 Min 16 Sec 60/60 -
S Sara Hannan 28 - Nov - 2024 06 Min 23 Sec 60/60 -
T Tasser Haider 30 - May - 2024 02 Min 08 Sec 55/60 -
A Abdullah Baloch 08 - Aug - 2024 02 Min 22 Sec 55/60 -
M Muhammad Hashim 31 - May - 2024 02 Min 23 Sec 55/60 -
Z Zain hassan Zain 22 - May - 2024 02 Min 34 Sec 55/60 -
M Mian House 18 - May - 2024 03 Min 28 Sec 55/60 -
A Adil Tarar 18 - Dec - 2024 07 Min 44 Sec 55/60 -
M Maham Mehar 30 - Jul - 2024 09 Min 50 Sec 55/60 -
K Kifayet Ali 27 - May - 2024 05 Min 33 Sec 50/60 -
M M And M Gaming 04 - Jun - 2024 08 Min 49 Sec 50/60
ECAT Class Physics Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | If force and displacement are in opposite direction, the work done is taken as: |
A. Positive work
B. Negative work
C. Zero work
D. Infinite work
|
| 3 | Energy stored in the spring of a watch is called |
A. Potential energy
B. Kinetic energy
C. Nuclear energy
D. Elastic potential
|
| 4 | A solar cell is made from: |
A. Iron
B. Silicon
C. Germanium
D. Copper
|
| 5 | Work is a: |
A. Scalar quantity
B. Vector quantity
C. Base quantity
D. None of these
|
| 6 | The total work done in moving the body up and then down through the same height in a gravitational field is equal to: |
A. mgh
B. Its wight
C. Weight X height
D. Zero
|
| 7 | 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
|
| 8 | Which force is not a conservative force: |
A. Frictional force
B. Gravitational force
C. Electric force
D. Elastic spring force
|
| 9 | Which of the following types 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
