Consider the following statements $A$ and $B$ and identify the correct answer A. When a person walks on a…
Consider the following statements $A$ and $B$ and identify the correct answer
A. When a person walks on a rough surface the direction of frictional force exerted by the surface on the person is opposite to the direction of his motion.
B. When a cycle is in motion, the force of friction exerted by the ground on the front wheel is in the backward direction