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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Unit of thermal conductivity is .
Choose an answer
Wmk
W m
-1
K
-1
Wm
None of these
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Question # 2
The study of the structure and properties of atom is called.
Choose an answer
Electricity
Nuclear physics
Geo Physics
Atomic Physics
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Question # 3
Unit of Resultant force is:
Choose an answer
Nm
-2
N.m
Nm
-1
N
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Question # 4
The formula to determine the centripetal force is:
Choose an answer
Ms
mv
2
/r
Ns
Ns
-1
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Question # 5
If base of a right angle triangle is 3 cm and perpendicular is 4 cm. What is length of perpndicular?
Choose an answer
3 cm
2 cm
5 cm
10 cm
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Question # 6
Highly conducting state of matter is:
Choose an answer
Solid
Liquid
Gas
Plasma
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Question # 7
Water freezes at .
Choose an answer
0
o
F
32
o
F
-273 K
0 K
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Question # 8
The unit of force is
Choose an answer
Newton
m
3
ms
-2
ms
-1
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Question # 9
Radiation are emited by:
Choose an answer
Cold body
Hot body
All bodies
None
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Question # 10
A large water reservoir keeps the temperature of nearby land moderate due to
Choose an answer
Low temperature of water
Low specific heat of water
Less absorption of heat
Large specific heat of water
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Question # 11
Mathematically density is defined as
Choose an answer
mass/volume
force/area
volume/mass
mass/area
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Question # 12
How does heat reaches form sun to earth through?
Choose an answer
Conduciton
Convection
Radiation
None
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Question # 13
The Earth is surrounded by a cover of air called
Choose an answer
Atmosphere
Solid
Environment
Surroundings
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