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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Which one is a good conductor?
Choose an answer
cotton
air
wool
iron
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Question # 2
If W stands for work, F stands for force and S stand for displacement, than mathematical work is defined as
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W = P x S
W = F x v
W = F x r
W = F x S
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Question # 3
The substances through which heat does not conduct:
Choose an answer
Conductors
Bad conductors
Insulators
Both B and C
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Question # 4
Leslie's cube is filled with:
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Cold water
Hot water
Mercury
Air
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Question # 5
Celsius temperature is converted into Fahrenheit temperature using the formula
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F = 1.8 C + 32
F = 1.8 C - 32
F = 1.4 C + 32
F = 1.4C - 32
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Question # 6
Cos 0
o
is
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0
2
1
0.5
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Question # 7
Andromeda is one of the billions of galaxies of known.
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Star
Asteroid
Pole
Universe
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Question # 8
In Einstein's mass-energy equation ,c is the
Choose an answer
Speed of sound
Speed of light
Speed of electron
Speed of Earth
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Question # 9
Weight of the body when we increase its height from earth's surface.
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Increase
Decrease
Remain constant
None
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Question # 10
The centre of gravity of hollow cylinder is the middle point on its:
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Curved side
axis
Bottom
On upper side
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Question # 11
The force exerted perpendicularly on unit of area of an object is called:& nbsp
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strain
young's modulus
pressure
buoyant force
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Question # 12
The force_________oppose the motion of a moving object is called:
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Momentum
Friction
Power
Work
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Question # 13
If radius of circle is doubled then centripetal acceleration becomes:
Choose an answer
Doubled
Three times
Four times
Half times
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