Multiple choice

Maximum friction will be produced in which of the following cases?

  1. Rubbing of sand paper on a polished ceramic tile

  2. Rubbing of sand paper on polished marble flooring

  3. Rubbing of sand paper on glass table top

  4. Rubbing of sand paper on iron sheet

  5. Rubbing of sand paper on sand paper
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is the correct option. Maximum friction will be produced by rubbing of sand paper on sand paper.

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