Question

A boy is pulling a cart by supplying a constant force of 8 N on a straight path of 20 m. On a round
about of 10 m diameter he forgets the path and takes 172 turns and then continues on the straight
path for another 20 m. Find the net work done by the boy on the cart.
20 m
20 m
10 m
F = 8N​

Answer 1

Answer:

the correct answer is b ok