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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
Escape velocity from surface of Moon as compared to that from Earth surface is:
Question # 2
The work performed on an object does not depend on
Question # 3
Which force is not a conservative force:
Question # 4
A boy pulls a toy car through a distance of 5 m by applying a force of 0.5 N, Which makes an angle of 60° with the horizontal. The work done by the boy is:
Question # 5
A labourer carrying a distance a load on his head moves from rest on a horizontal road to another point where he comes to rest. He has done:`
Question # 6
The unit of work in CGS system is
Question # 7
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 # 8
Work done is lowering the bucket into the well is:
Question # 9
The value of escape velocity of Earth planet comes out to be:
Question # 10
The work done on the body will be zero if:
Question # 11
Which force is not a conservative force?
Question # 12
Which of the following is not a unit of power:
Question # 13
The angle between centripetal force and displacement of the body moving in a circle is:
Question # 14
The space around the earth within which it expects a force of attraction on other bodies is known as:
Question # 15
The amount of coal used since 1945 up till now as compared to that used in the whole of history before that 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 -
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 done along a closed path in a gravitational field is: |
A. Maximum
B. Minimum
C. Zero
D. Unity
|
| 2 | Work done is independent of path followed in _______ |
A. Gravitational field
B. Magnetic field
C. Electric field
D. All of these
|
| 3 | Work is a scalar product of |
A. Force, Velocity
B. Velocity, Displacement
C. Force, Displacement
D. Force, Momentum
|
| 4 | 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°
|
| 5 | The value of escape velocity of Earth planet comes out to be: |
A. 11 m/sec
B. 11 km/sec
C. 11 km/hour
D. 11 cm/sec
|
| 6 | The space around the earth in which its gravitational force acts on a body is called |
A. Electric Field
B. Gravitational field
C. Magnetic field
D. Conservative field
|
| 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 | The unit of work in CGS system is |
A. Joule
B. Erg
C. Dyne
D. Watt
|
| 9 | The power of an electric generating station is expressed in: |
A. Kilo Jule
B. Kilowatt-hour
C. Kilo watt
D. Watt
|
| 10 | Work is a Quantity |
A. Vector
B. Scalar
C. Non-physical
D. None of these
|
Test Questions
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