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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
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:
Question # 2
When a falling body hits ground, its KE changes to _____ energy.
Question # 3
A two Kg block is held 1 m above the floor for 50 seconds, the work done is:
Question # 4
The Space around the Earth within which it exerts a force of attraction on other bodies is known as
Question # 5
Work done on a body by gravity in lifting it up to certain height is
Question # 6
The commercial unit of electrical energy is :
Question # 7
A solar cell converts energy of the Sun into:
Question # 8
Work is a:
Question # 9
Tick the conservation force:
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
If force and displacement are in opposite direction, the work done is taken as
Question # 13
The amount of coal used since 1945 up till now as compared to that used in the whole of history before that is
Question # 14
Work-energy principle states that work done on the body by applied force is equal to change in:
Question # 15
Work done along a closed path in a gravitational field is:
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 -
Z Zain hassan Zain 22 - May - 2024 02 Min 34 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 -
K Kifayet Ali 27 - May - 2024 05 Min 33 Sec 50/60
ECAT Physics Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Work done along a closed path in a gravitational field is: |
A. Maximum
B. Minimum
C. Zero
D. Unity
|
| 2 | 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°
|
| 3 | 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°
|
| 4 | Work done is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 5 | 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 with the direction of motion will be: |
A. 60°
B. 90°
C. 30°
D. 0°
|
| 6 | Work done by the force of friction is always |
A. Positive
B. Zero
C. Negative
D. Maximum
|
| 7 | When a falling body hits ground, its KE changes to _____ energy. |
A. Potential
B. Chemical
C. Mechanical
D. sound and heat
|
| 8 | 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
|
| 9 | Work done on a body by gravity in lifting it up to certain height is |
A. Maximum
B. Minimum
C. Zero
D. Negative
|
| 10 | Which force is not a conservative force? |
A. Frictional force
B. Gravitational force
C. Electric force
D. Elastic spring force
|
Test Questions