Question

Prepare a note on "Frictional force"
and write any five situations where we need frictional force.

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Answer 1

Answer:

Walking –We can walk only if we apply frictional force. ...

Writing – A frictional force is created when the tip of the pen comes in contact with the surface of the paper. ...

Skating – A thin film of water under the blade is necessary to make the skate slide

Explanation:

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