Question

4. A place where there is no friction is
(a) High hills
(b) Space
(c) In the air
(d) Under water​

Answer 1

(b) Space  Well there is no place where there is no friction. Every surface has some irrgularities,even if the surface is very smooth it will have micrscopic irregularities. Even in air and water the friction acts in the form of drag.

Answer 2

option b) is correct

Explanation:

It is because there is no air ie it is a vacuum so there will be no friction