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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
The work performed on an object does not depend on
Question # 2
The space around the earth in which its gravitational force acts on a body is called
Question # 3
The work done by a force, keeping an object in circular motion with constant speed is:
Question # 4
Work done is lowering the bucket into the well is:
Question # 5
Work is always done on a body when:
Question # 6
The work done on the body will be zero if:
Question # 7
Work-energy principle states that work done on the body by applied force is equal to change in:
Question # 8
The consumption of energy by a 60 W bulb in 2 minutes is:
Question # 9
If force and displacement are in opposite direction, the work done is taken as:
Question # 10
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 # 11
Work done by the force of friction is always
Question # 12
Teh consumption of energy by a 1000 watt heater in half an hour is:
Question # 13
The ultimate source of money sources of energy is:
Question # 14
Power is a :
Question # 15
The work done in moving a body between two points in a conservative field is independent of the
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 is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 2 | 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
|
| 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 | Work done on a body by gravity in lifting it up to certain height is |
A. Maximum
B. Minimum
C. Zero
D. Negative
|
| 5 | The tidal energy is produced due to rotation of Earth relative to: |
A. Moon
B. Sun
C. Oceans
D. Water
|
| 6 | The angle between centripetal force and displacement of the body moving in a circle is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 7 | 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
|
| 8 | 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
|
| 9 | Work done is independent of path followed in _______ |
A. Gravitational field
B. Magnetic field
C. Electric field
D. All of these
|
| 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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