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9th Class Physics Chapter 6 Work and Energy English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Above of mass 50 kg is raised to a height of 3m. what is its P.E
Choose an answer
500 J
1000 J
1500 J
2000 J
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Question # 2
In a dam the water energy is called:
Choose an answer
Heat energy
Electrical energy
G.P.E
Mechanical enrgy
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Question # 3
Which of the following is non-renewable fossil fuel?
Choose an answer
Oil
Coal
Gas
All of these
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Question # 4
The unit of work is :
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J
N
Ns
m
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Question # 5
1 KW (kilo Watt) is equal to:
Choose an answer
10
2
W
10
3
W
10
5
W
10
6
W
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Question # 6
The tendency of doing work is called :
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Time
Energy
Force
Area
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Question # 7
The product of force and displacement is called;
Choose an answer
Work
Efficiency
Power
Energy
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Question # 8
hp stands for :
Choose an answer
1w
Horse power
Joule
All are true
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Question # 9
According to law of conservation of energy increases K.E is equal to:
Choose an answer
Increase P.E
Decrease P.E
Decrease K.E
None of these
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Question # 10
The energy stored in a dam is:
Choose an answer
Electric energy
Potential energy
Kinetic energy
Thermal energy
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Question # 11
A temperature rise in the environment disturbs life called:
Choose an answer
Air pollution
Land pollution
Noice pollution
Thermal pollution
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Question # 12
Solar energy is a type of.
Choose an answer
Renewable
Non-renewable
Natural
None
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Question # 13
The kinetic energy of a body of mass 2 kg is 25 J. Its speed is:
Choose an answer
5 ms
-1
12.5 ms
-1
25 ms
-1
50 ms
-1
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