contestada

If it takes 1,800 foot- pounds of work to push a rock fifteen feet, what amount of force was used?

Respuesta :

Answer:

120 lbs

Step-by-step explanation:

Work = force * distance

1800 ft-lb = force * 15 ft

force = 1800 ft-lb / 15 ft

=1800/15 ft-lb/ft

=120lbs