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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 two protons are brought are brought closer potential energy of both of them:
Question # 2
If force and displacement are in opposite direction, the work done is taken as:
Question # 3
When a falling body hits ground, its KE changes to _____ energy.
Question # 4
Work done by the force of friction is always
Question # 5
Work done in lower and bucket into the well is:
Question # 6
Which of the following is not a unit of power:
Question # 7
Work done along a closed path in a gravitational field is:
Question # 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 is 25J. The angle which the force makes the direction of motion will be:
Question # 9
Which one is conservative force
Question # 10
The tidal energy is due to gravitational pull of :
Question # 11
Work done is maximum when angle between force and displacement is:
Question # 12
Power is a :
Question # 13
In the force applied to parallel to the direction of motion, then the work done is:
Question # 14
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 # 15
The work done on the body will be zero if:
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 -
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 Physics Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 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 with the direction of motion will be: |
A. 60°
B. 90°
C. 30°
D. 0°
|
| 2 | The dimensions of work |
A. [MLT-1]
B. [MLT-2]
C. [ML2T-2]
D. [MLT]
|
| 3 | 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
|
| 4 | The work performed on an object does not depend on: |
A. Force applied
B. Angle at which force is inclined to the displacement
C. Initial velocity of the object
D. Displacement
|
| 5 | The power of an electric generating station is expressed in: |
A. Kilo Jule
B. Kilowatt-hour
C. Kilo watt
D. Watt
|
| 6 | The work done by a force keeping an object in circular motion with constant speed is: |
A. Zero J.
B. 0.1 J
C. 1 J
D. 0.01 J
|
| 7 | 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
|
| 8 | Work is a Quantity |
A. Vector
B. Scalar
C. Non-physical
D. None of these
|
| 9 | Work done is maximum when angle between force and displacement is |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 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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