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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
Watt x second is unit of:
Question # 2
A solar cell is made from:
Question # 3
Work done along a closed path in a gravitational field is:
Question # 4
The work done on the body will be zero if:
Question # 5
If we draw a graph between d(along x-axis) and F (along y-axis) and get a straight line horizontal to x-axis then area under this straight line represents:
Question # 6
The tidal energy is due to gravitational pull of :
Question # 7
If one newton force acts on a body and displaces the body through 1m work done on body is
Question # 8
The ultimate source of money sources of energy is:
Question # 9
Which force is not a conservative force:
Question # 10
Work is always done on a body when:
Question # 11
Work done is maximum when angle between force and displacement is
Question # 12
The power of an electric generating station is expressed in:
Question # 13
Work is always done on a body when:
Question # 14
Work is a always done on a body when
Question # 15
In the force applied is parallel to the direction of motion, then work done 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 is a Quantity |
A. Vector
B. Scalar
C. Non-physical
D. None of these
|
| 2 | 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: |
A. +5 x 101J
B. +5 x 102J
C. +5 x 103J
D. +5 x 104J
|
| 3 | If work is done at the rate of 2 k j per second, then total work done is half an hour will be: |
A. 0.5 Kwn
B. 2 Kwh
C. 1 Kwh
D. None of these
|
| 4 | 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
|
| 5 | The tidal energy is produced due to rotation of Earth relative to: |
A. Moon
B. Sun
C. Oceans
D. Water
|
| 6 | Maximum work is done when force and displacement are |
A. Parallel
B. Antiparallel
C. Perpendicular
D. Both a and b
|
| 7 | 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
|
| 8 | 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
|
| 9 | The space around the earth within it exerts a force of attraction on other bodies of known as: |
A. Nuclear field
B. Conservative field
C. Electric field
D. Gravitational field
|
| 10 | A body moves a distance of 10 m along a straight line under the action of a force of 5 N. If the work done is 25 J, the angle which force makes with the direction of motion of a body is: |
A. 0°
B. 30°
C. 60°
D. 90°
|
Test Questions
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