Rolling Friction

Author:S K Aggarwal & V K Sally
8th CBSE
IMPORTANT

Rolling Friction: Overview

This topic sheds light on the concept of rolling friction. When one body rolls over the surface of another body, the resistance to its motion is called rolling friction. This has been further elaborated with the help of illustrations.

Important Questions on Rolling Friction

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Learning Elementary Science with Online Support>Friction>Rolling Friction> Q 1

Under what conditions does rolling friction increase?

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Learning Elementary Science with Online Support>Friction>Rolling Friction> Q 2

How is rolling friction caused?

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Learning Elementary Science with Online Support>Friction>Rolling Friction> Q 3

The statement given below is incorrect. Write the correct statement.

The friction offered by the wheels is called sliding friction.

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Learning Elementary Science with Online Support>Friction>Rolling Friction> Q 4

The decreasing order of static, rolling and dynamic friction is _____.