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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Newton's first law of motion is valid only in the absence of:
Choose an answer
Force
Not force
Friction
Momentum
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Question # 2
Feathers of bird give good thermal:
Choose an answer
Conduction
Insulation
Convection
None of these
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Question # 3
Which of the following is the unit of momentum?
Choose an answer
Nm
kgms
-2
Ns
Ns
-1
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Question # 4
Mercury is used as thermometric material because it has
Choose an answer
Uniform thermal expansion
Low freezing point
Small heat capacity
All the above properties
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Question # 5
SI unit of pressure is pascal, which is equal to
Choose an answer
104 Nm-2
1 Nm-2
102 Nm-2
103 Nm-2
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Question # 6
Which pair of physical quantities has same SI unit?
Choose an answer
energy , power
power , work
energy , work
work , momentum
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Question # 7
Water freezes at
Choose an answer
0oF
32oF
273 K
0 K
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Question # 8
The speed of satellites in GPS is:
Choose an answer
8.73 kms
-1
3.87 ms
-1
32 ms
-1
3.87 kms
-1
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Question # 9
Liquid pressure at depth h is:
Choose an answer
p/gh
h/pg
pgh
i/pgh
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Question # 10
Plasma exist in _______________
Choose an answer
Earth
Satellite
Moon
Sun
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Question # 11
Celsius temperature is converted into Fahrenheit temperature using the formula
Choose an answer
F = 1.8 C + 32
F = 1.8 C - 32
F = 1.4 C + 32
F = 1.4C - 32
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Question # 12
One liter is equal to:
Choose an answer
1 kgcm-3
1000 cm-3
10-6 m3
10-3 m3
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Question # 13
The energy of a body during the motion is called:
Choose an answer
Potential energy
Kinetic energy
Elastic P.E.
Heat energy
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