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Online Tests
Physics 9th Class English Medium Unit 3 Online Test MCQs With Answers
Question # 1
Relation between force and momentum is:
Choose an answer
ΔP/F
ΔP/t
ΔPF
None
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Question # 2
Newton related inertia of the body with its
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Weight
Mass
Density
Force
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Question # 3
In velocity the body become double , then centripetal force will be:
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Half
Three times greater
Double
Four times greater
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Question # 4
Momentum is quantity
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Scalar
Vector
Base
All
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Question # 5
1 N ___________
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1 kgms
-2
1 kg ms
-1
ms
-2
All
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Question # 6
Acceleration is produced by 20 N force it is due to:
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Inertia
Force
Momentum
None
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Question # 7
A boy jumps out of a moving bus . There is danger for him to fall:
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Towards the moving bus
Away from the bus
In the direction of motion
Opposite to the direction of motion
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Question # 8
A force of 20 N is acting on a body of mass 8 kg,Its acceleration will be
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2.5 ms-2
4.5 ms-2
5.5 ms-2
3.5 ms-2
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Question # 9
If the mass of body is doubled while keeping the force contant, then acceleration will be:
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Doubled
One half
4 times
One fourth
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Question # 10
A ball of mass 1 kg moving with velocity 2 ms-1, Its momentum will be
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1 Ns
2 Ns
0.5 Ns
4 Ns
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Question # 11
If no external force acting on a body then such system is called.
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Ideal system
Controlled system
Isolated system
None
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Question # 12
Newton's first law of motion is known as law of ___________________
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Force
Inertia
A and B both
None
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Question # 13
Which of the following relation is correct?
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F = m/a
F = m-a
F = ma
F = m + a
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