Answer to Question #41009 in Mechanics | Relativity for alzahra ali

Question

A 5-kilogram stone is dropped on a nail and drives the nail 25 cm into a piece of wood. If the
stone is moving at 10 m/sec when it hits the nail, the magnitude of the average force exerted by
the stone on the nail before it comes to complete stop is most nearly:
(a) 10,000 N
(b) 50 N
(c) 100 N
(d) 1,000 N
(e) 100,000 N