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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
A 2 kg block is held 1 m above floor for 50 seconds. The work done is:
Question # 2
Maximum work is done when force and displacement are
Question # 3
Work done is lowering the bucket into the well is:
Question # 4
Teh consumption of energy by a 1000 watt heater in half an hour is:
Question # 5
Work done is independent of path followed in _______
Question # 6
Area under the force displacement graph gives
Question # 7
If force and displacement are in opposite direction, the work done is taken as:
Question # 8
SI Unit of work is
Question # 9
Which force is not a conservative force?
Question # 10
If force and displacement are in opposite direction, the work done is taken as
Question # 11
The tidal energy is produced due to rotation of Earth relative to:
Question # 12
The work done by a force keeping an object in circular motion with constant speed is:
Question # 13
Tick the conservation force:
Question # 14
The ultimate source of money sources of energy is:
Question # 15
A 100 Kg car is moving at the speed of 10 m/sec and comes to rest after covering a distance of 50 m. The amount of work done against the friction 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 -
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 | The types of mechanical energy is/are: |
A. Kinetic energy
B. Potential energy
C. Both of these
D. None of these
|
| 2 | 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
|
| 3 | The power of an electric generating station is expressed in: |
A. Kilo Jule
B. Kilowatt-hour
C. Kilo watt
D. Watt
|
| 4 | SI Unit of work is |
A. Nm-1
B. Joule
C. Nms
D. Both a and b
|
| 5 | 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
|
| 6 | 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
|
| 7 | Work done by the force of friction is always |
A. Positive
B. Zero
C. Negative
D. Maximum
|
| 8 | 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
|
| 9 | The space around the earth within which it expects a force of attraction on other bodies is known as: |
A. Nuclear field
B. Conservative field
C. Electric field
D. Gravitational field
|
| 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: |
A. Power
B. Work
C. Pressure
D. None of these
|
Test Questions
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