Question

Rahul has to pull a block of solid. The static friction between its surface and the floor is 30 N. Now, he puts
two rollers between the surface of block and the floor. The rolling friction between these two surfaces
should most likely be
(a) 30 N
(b) 40N
(c)10N
(d)50N

Answer 1

Answer:

10N............. ..... ..

rolling friction is less than static friction.

Answer 2

YOUR ANSWER IS :

• 30N

I HOPE THIS WILL HELP YOU.....