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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
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Question # 1
When a wall is pushed by a person very strongly, he has done:
Question # 2
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 # 3
When velocity of moving body is doubled, the quantity which is also doubled is its:
Question # 4
The energy stored int he water of the dam is:
Question # 5
Work-energy principle states that work done on the body by applied force is equal to change in:
Question # 6
If force and displacement are in opposite direction, the work done is taken as:
Question # 7
The work done in moving a body between two points in a conservative field is independent of the
Question # 8
Work done along a closed path in a gravitational field is:
Question # 9
Which of the following is not a unit of power:
Question # 10
The total work done in moving the body up and then down through the same height in a gravitational field is equal to:
Question # 11
Work is a:
Question # 12
Work done is independent of path followed in _______
Question # 13
A 2 kg block is held 1 m above floor for 50 seconds. The work done is:
Question # 14
The work performed on an object does not depend on:
Question # 15
Work done in lower and bucket into the well 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 has the dimensions as that of |
A. Torque
B. Angular momentum
C. Linear momentum
D. Power
|
| 2 | The consumption of energy by a 60 W bulb in 2 minutes is: |
A. 2 watt-hour
B. 120 watt-hour
C. 30 watt-hour
D. None of these
|
| 3 | Work is always done on a body when: |
A. A force acts on it
B. It moves through certain distance
C. None of A and B is correct
D. Both A and B is correct
|
| 4 | Work done is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 5 | Which force is not a conservative force? |
A. Frictional force
B. Gravitational force
C. Electric force
D. Elastic spring force
|
| 6 | Work is a scalar product of |
A. Force, Velocity
B. Velocity, Displacement
C. Force, Displacement
D. Force, Momentum
|
| 7 | 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: |
A. Power
B. Work
C. Pressure
D. None of these
|
| 8 | 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
|
| 9 | When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is |
A. 0.5 J
B. 2 J
C. 0.25 J
D. 1 J
|
| 10 | 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
|
Test Questions
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