MEDIUM
9th CBSE
IMPORTANT
Earn 100

Draw the velocity-time graph for non-uniform acceleration.

Important Questions on Motion

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 1 - Motion>Exercises>Q B
For a body which has moved through a semicircle in a circle of radius r, find its distance.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 1 - Motion>Exercises>Q B
For a body which has moved through a semicircle in a circle of radius r. Find its displacement.
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 1 - Motion>Exercises>Q B
A ball is thrown vertically upwards. After some time, it returns to the earth. Draw a speed-time graph for the ball (neglect air resistance).
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 1 - Motion>Exercises>Q B

When acceleration is constant, can the direction of velocity of a body change? If yes, how?

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 1 - Motion>Exercises>Q C

State if the following situation is possible and give an example for it.

A body with acceleration but with zero velocity.

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 1 - Motion>Exercises>Q C

State if the following situation is possible and give an example for it.

A body moving horizontally but having acceleration in the vertical direction.

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 1 - Motion>Exercises>Q C

State if the following situation is possible and give an example for it.

A body moving with a constant velocity in an accelerated motion.

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 1 - Motion>Exercises>Q C

What do you understand by the term acceleration? When is acceleration positive and when is it negative? State the units of acceleration in SI system.