EASY
9th CBSE
IMPORTANT
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What do you mean by uniform circular motion?

Important Questions on Motion

EASY
9th CBSE
IMPORTANT

Is a satellite moving around the Earth in a circular orbit accelerated? Explain.

EASY
9th CBSE
IMPORTANT

Is uniform circular motion an example of accelerated motion? Explain.

EASY
9th CBSE
IMPORTANT

Name a physical quantity which (i) varies (ii) remains constant when a body moves in a uniform circular motion.

MEDIUM
9th CBSE
IMPORTANT

Write equations of motion for a body starting from rest and moving with constant acceleration.

EASY
9th CBSE
IMPORTANT

A body is projected vertically upward direction with a speed u. Find the (a) time taken (b) distance travelled by the body in reaching its topmost point.

HARD
9th CBSE
IMPORTANT

Derive the second equation of motion by a method other than the graphical method.

EASY
9th CBSE
IMPORTANT

Identify the kind of motion in the following cases:  
(i) A car moving with constant speed turning around a curve.
(ii) An electron orbiting around a nucleus.

MEDIUM
9th CBSE
IMPORTANT

An artificial satellite is moving in a circular orbit of radius 36,000 km. Calculate its speed if it takes 24 hours to revolve around the earth