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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 dimensions of work
Question # 3
The value of escape velocity of Earth planet comes out to be:
Question # 4
Work is product of:
Question # 5
Watt x second is unit of:
Question # 6
The space around the earth within which it expects a force of attraction on other bodies is known as:
Question # 7
The power of an electric generating station is expressed in:
Question # 8
A body moves a distance of 10 m among a straight line under the action of a force of 5 N. If the work done is 25 J, the angle which the force makes with the direction of motion of a body is:
Question # 9
Power is a :
Question # 10
Work done is maximum when angle between force and displacement is:
Question # 11
Work done is maximum when angle between force and displacement is
Question # 12
The angle between centripetal force and displacement of the body moving in a circle is:
Question # 13
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 # 14
A field in which the work done in moving a body along closed path is zero is called
Question # 15
Work has the dimension as that of:
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 | 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:` |
A. Minimum work
B.
Maximum work
C. Zero work
D. Negative work
|
| 2 | 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
|
| 3 | The work done in moving a body between two points in a conservative field is independent of the |
A. Direction
B. Force applied
C. Path followed by the body
D. Power
|
| 4 | 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
|
| 5 | Which of the following is not a unit of power: |
A. J-sec
B. Watt
C. N m/sec
D. Horsepower
|
| 6 | 1 J = ________? |
A. 107erges
B. 10-7erges
C. 105erges
D. 10-5erges
|
| 7 | Work done along a closed path in a gravitational field is: |
A. Maximum
B. Minimum
C. Zero
D. Unity
|
| 8 | 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
|
| 9 | Which force is not a conservative force: |
A. Frictional force
B. Gravitational force
C. Electric force
D. Elastic spring force
|
| 10 | Work has a dimension as that of: |
A. Torque
B. Angular momentum
C. Linear momentum
D. Power
|
Test Questions
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