Question

The method to increase the friction is

a) Polishing b) Roughness c) Streamlimg d) Lubricatio​

Answer 1

Answer:

roughness the right answer

Explanation:

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Answer 2

Answer:

roughness

Explanation:

To increase friction, the surfaces in contact have to be made rough. The two surfaces in contact can also be pressed harder to increase force between them. Use of adhesive materials that stick surfaces , also increases friction between them.