Question

what is rolling friction ? why rolling friction is lower friction

Answer 1

rolling friction means in which a body moves by rolling .
Rolling friction has less friction because the action of pressure is acts less than other body.
so that why it has lower friction

Answer 2

HEY

ROLLING FRICTION : A friction encountered by a spherical or cylindrical object rolling on a surface is called rolling friction .

Rolling friction has low friction because the amount of rolling friction acting on an object is low.

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