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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
The unit of torque is:
Choose an answer
Nm
-2
Ncm
Nm
-1
Nm
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Question # 2
Wood, cork,cotton, wool , rubber are the examples of:
Choose an answer
Conductor
Thermal conductor
Insulator
Both a & b
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Question # 3
Co-efficient of friction between iron and iron is:
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1.0
0.62
0.9
1.2
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Question # 4
Moon complete it's one revolution around earth is days:
Choose an answer
22
23
27.3
25
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Question # 5
___________ specific heat of water is benefits in sustaining life.
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High
Low
Medium
None
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Question # 6
The value of absolute zero kelving temperature is:
Choose an answer
273
o
C
273
o
K
273
o
F
-273
o
C
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Question # 7
Metals are good conductor of heat dut to the:
Choose an answer
Free electron
Big size of their molecule
Small size of their molecules
Rapid vibrations of their atoms
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Question # 8
Kilowatt - hour is unit of _____________
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Power
Energy
Work
K.e
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Question # 9
Most of the matter that fills the universe is in state:
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Solid
Plasma
Liquid
Gas
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Question # 10
When two bodies are in motion then the velocity of one body relative to the other is called.
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Relative velocity
Uniform velocity
Variable velocity
Average velocity
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Question # 11
Resultant vector can be found by:
Choose an answer
θ=tan
-1
Fy/ Fx
θ=tan
[
Fy/ Fx ]
θ=tan
-1
[ Fy/ Fj ]
None of these
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Question # 12
The S.I unit of work is :
Choose an answer
J
N
Kg
m
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Question # 13
What is mass of body if W = 580 N ?
Choose an answer
5.8 Kg
0.58 kg
0.058 kg
58 kg
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