Multiple choice

Which of the following should be applied to a carrom board to reduce friction?

  1. A dry lubricant

  2. A layer of grease

  3. A ball bearing

  4. A lubricating oil

  5. None of these

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

This is the correct option. A dry lubricant should be applied to a carrom board to reduce friction.