Question

We put talcum powder on a carrom board.

Answer 1

Lubricant:

1. It is a substance that has the capability to reduce the effect of friction. Lubricants may be a solid, or fluid as well as plastic. And this process is known as lubrication.
2. We put talcum powder on a carrom board because this powder acts as a lubricant.
3. This powder reduces the friction force between the coins and the surface of the Carrom board.
4. After this, coins are free to move.