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Online Tests
Physics 9th Class English Medium Unit 3 Online Test MCQs With Answers
Question # 1
1 N ___________
Choose an answer
1 kgms
-2
1 kg ms
-1
ms
-2
All
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Question # 2
S.I unit of force is:
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N
Ns
s
None
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Question # 3
Action and Reaction are always on:
Choose an answer
Same body
Different bodies
Any body
None of these
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Question # 4
That force which produces an acceleration of one metre per second per second in a body of one kilogram mass is called
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1 joule
1 newton
1 watt
1 ampere
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Question # 5
Co-efficient of friction between wood and concrete.
Choose an answer
0.63
0.8
1
0.9
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Question # 6
Rolling friction is___________ then sliding friction :
Choose an answer
Greter
Less
Some
Half
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Question # 7
If the mass of moving body in a circle is doubled then centripetal force wil be:
Choose an answer
Doubled
Half
4 times
Same
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Question # 8
All divers need to wear seat belt because of effect of:
Choose an answer
Air resistance
Tensional
Push force
Gravitational
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Question # 9
A force of 20 N is acting on a body of mass 8 kg,Its acceleration will be
Choose an answer
2.5 ms-2
4.5 ms-2
5.5 ms-2
3.5 ms-2
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Question # 10
Newton related inertia of the body with its
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Weight
Mass
Density
Force
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Question # 11
Momentum is defined as the product of
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Mass and acceleration
Force and acceleration
Mass and velocity
Force and velocity
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Question # 12
Which types of friction is minimum?
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Sliding
Limiting
Rolling
None
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Question # 13
________ is used to measure the force or weight of a body :
Choose an answer
Physical balance
Spring balance
A and B both
None
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