Multiple choice

In which of the following cases is the maximum friction observed?

  1. A boy doing roller skating.

  2. A ball hits another ball rolling across the billiard's table.

  3. A boy dragging a mat on which another boy is seated.

  4. Holding a greasy tumbler.

  5. Playing carrom on a board that was sprinkled with powder.

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The boy dragging the mat has to pull the weight of the other boy seated on it. So, there is more friction on the mat.