Explain why, it is easier to drag a mat on floor when nobody is sitting on it but much more difficult to drag the same mat when a person is sitting on it.

Friction between the two surfaces gets increased when both the surfaces are pressed harder, that's why it is easier to drag a mat on the floor when nobody is sitting on it but much more difficult to drag the same mat when a person is sitting on it. 

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Updated on: 10-Oct-2022

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