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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
When the body is moves against the force of friction on a horizontal plane, the work done by the body is:
Question # 2
Work is a scalar product of
Question # 3
Which force is not a conservative force?
Question # 4
Power is a :
Question # 5
The work done by a force, keeping an object in circular motion with constant speed is:
Question # 6
The unit of work in CGS system is
Question # 7
A two Kg block is held 1 m above the floor for 50 seconds, the work done is:
Question # 8
Which of the following is not a unit of power:
Question # 9
Which of the following type of force can do no work on the particle on which it acts:
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
Work done is independent of path followed in _______
Question # 12
The tidal energy is produced due to rotation of Earth relative to:
Question # 13
When two protons are brought are brought closer potential energy of both of them:
Question # 14
Which one is conservative force
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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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 | Work has the dimension as that of: |
A. Torque
B. Angular momentum
C. Linear momentum
D. Power
|
| 2 | The work done on the body will be zero if: |
A. No force is applied on the body
B. Force is applied but no displacement
C. Angle between F(force) and d(displacement) is 90°
D. All of these are correct
|
| 3 | 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
|
| 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 among a straight line under the action of a force of 5 N. If the work done is 25 J, the angle which the force makes with the direction of motion of a body is: |
A. 0°
B. 30°
C. 60°
D. 90°
|
| 6 | Work is a Quantity |
A. Vector
B. Scalar
C. Non-physical
D. None of these
|
| 7 | 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
|
| 8 | Watt x second is unit of: |
A. Force
B. Work
C. Power
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 | The field in which work done is moving body between two points depends upon the path followed is called: |
A. Conservative filed
B. Non-conservative field
C. Electric field
D. None of these
|
Test Questions
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