Subject :NSO Class : Class 7
When a horse pulls a cart, the force that helps the horse to move forward is the force exerted by ________.
(A) The cart on the horse
(B) The ground on the horse
(C) The ground on the cart
(D) The horse on the ground
can the options a , b, c be true . as for me I don't think the ground can be on top of an horse right (b) please could you tell the right answer
Ans 1:
Class : Class 8
Ans 2:
Class : Class 7
As ground apply frictional force on the horse. As it is not easy to run on rough area as compared to smooth area because smooth area apply less frictional force.