Question

Why has a horcevto pull a cart harder during few steps of its motion?

Answer 1

Answer:

During the first few steps of his motion, the horse has to pull a cart harder, because the horse has to work against the limiting friction.

Answer 2

Answer:

During the first few steps of his motion, the horse has to pull a cart harder, because the horse has to work against the limiting friction,horcevto pull a cart harder during few steps of its motion.