Physics MCQs for Class 9 with Answers
Which types of friction of maximum
Sliding
Rolling
Both a and b
None
The machine which use unequal masses to find the value of “g” is ________
Free fall apparatus
Atwood machine
Pulley
None
Gravitational pull of earth is called:
Weight
Mass
Force
Tension
The weight of a body of mass 20 kg is:
2 N
10 N
20 N
200 N
Friction causes _____________
Heat
Light
Mass
Weight
Law of motion was presented by the scientist.
Einstein
Newton
Galileo
Archimedes
Newton’s first law of motion is valid only in the absence of:
Force
Not force
Friction
Momentum
Centripetal force always acts _________ to the motion:
Opposite
Parallel
Perpendicular
Upward
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