Physics MCQs for Class 9 with Answers
To every action there is always an equal but __________ reaction:
Same
Parallel
Opposite
Equal
Cream separater works on:
Centrifuge principle
Centripetal force
Both
None
Co-efficient of friction between wood and concrete.
0.63
0.8
1
0.9
All divers need to wear seat belt because of effect of:
Air resistance
Tensional
Push force
Gravitational
The force which opposes the motion is called.
Momentum
Friction
Inertia
Tension
Friction is caused by :
Shining surface
Rough surface
Polished surface
Nil
A force of 20 N is acting on a body of mass 8 kg,Its acceleration will be
2.5 ms-2
4.5 ms-2
5.5 ms-2
3.5 ms-2
All divers need to wear seat belt because of effect of:
Inertia
Gravity
Car force
Nil
Which of the following is the unit of momentum?
Nm
kgms-2
Ns
Ns-1
When a block a place on the surface its weight produce.
Tension
Momentum
Inertia
Normal reaction
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