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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
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Question # 1
The value of escape velocity of Earth planet comes out to be:
Question # 2
The consumption of energy by a 60 W bulb in 2 minutes is:
Question # 3
Work is a Quantity
Question # 4
Work is always done on a body when:
Question # 5
Which force is not a conservative force?
Question # 6
Maximum work is done when force and displacement are
Question # 7
A solar cell converts energy of the Sun into:
Question # 8
A boy pulls a toy car through a distance of 5 m by applying a force of 0.5 N, which makes and angle of 60° with the horizontal. The work done by the boy is:
Question # 9
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 # 10
Power is a :
Question # 11
A solar cell is made from:
Question # 12
1 J = ________?
Question # 13
The work done in moving a body between two points in a conservation field is independent of the:
Question # 14
Work done along a closed path in a gravitational field is:
Question # 15
The work done in moving a body between two points in a conservative field is independent of the
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 -
H Hussain Iqbal 23 - Jan - 2026 01 Min 25 Sec 56/60 -
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 -
A Adil Tarar 18 - Dec - 2024 07 Min 44 Sec 55/60 -
M Maham Mehar 30 - Jul - 2024 09 Min 50 Sec 55/60 -
S Saira Idrees 30 - Mar - 2026 02 Min 27 Sec 52/60 -
M Muneeb ur Rehman 30 - Jun - 2026 02 Min 53 Sec 52/60 -
K Kifayet Ali 27 - May - 2024 05 Min 33 Sec 50/60
ECAT Physics Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | Which of the following is not a unit of power: |
A. J-sec
B. Watt
C. N m/sec
D. Horsepower
|
| 3 | If one newton force acts on a body and displaces the body through 1m work done on body is |
A. 1 dyne
B. 1 joule
C. 1KJ
D. 1 Watt
|
| 4 | 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
|
| 5 | When a falling body hits ground, its KE changes to _____ energy. |
A. Potential
B. Chemical
C. Mechanical
D. sound and heat
|
| 6 | The amount of coal used since 1945 up till now as compared to that used in the whole of history before that is |
A. Much more
B. Very small
C. No amount at all
D. None of these
|
| 7 | The work done by a force, keeping an object in circular motion with constant speed is: |
A. Zero J
B. 1 J
C. 0.1 J
D. 0.01 J
|
| 8 | 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 |
A. 60°
B. 90°
C. 30°
D. 0°
|
| 9 | Work is always done on a body when: |
A. A force acts on it
B. It moves through certain distance
C. None of A and B is correct
D. Both A and B is correct
|
| 10 | In the force applied to parallel to the direction of motion, then the work done is: |
A. Positive
B. Negative
C. Zero
D. None of these
|
Test Questions
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