(English Medium) ICSE Class 9 - CISCE Question Bank Solutions

A man riding on a car has ___________ Inertia.

What do you mean by inertia of rest?

Give two examples of the following:
Inertia of rest

Give two examples of the following:
Inertia of motion

Name the scientist who first stated the law of inertia.

Differentiate between gravitational mass and inertial mass.

Can distance covered by a body be less than the magnitude of its displacement?

Define displacement.

Write the SI units for measurement of distance and displacement.

Show the difference between distance and displacement with the help of a diagram.

Can a body have negative displacement?

Under what condition is the displacement of a body equal to the distance traveled by it?

Write two differences between distance and displacement.

Calculate the distance and displacement in the following case:

Calculate the distance and displacement in the following case:

Calculate the distance and displacement in the following case:

A body is moving along a circular path of radius r. What will be the distance and displacement of the body when it completes:
Half a revolution

A body is moving along a circular path of radius r. What will be the distance and displacement of the body when it completes:
`(3/4)` th of a revolution

A body is moving along a circular path of radius r. What will be the distance and displacement of the body when it completes:
Full revolution

A body is moving along a circular path of radius r. What will be the distance and displacement of the body when it completes:
Two full revolutions