Question

what is the amount of work done by the
force of gravity when a stone of mass
9
thrown up through a height
200
of 2.8 m?​

Answer 1

Explanation:

Force = mass × acceleration

= 9 × 9.8

= 88.2 N

work done = Force × Displacement

= 88.2 × 2.8 = 246.96 J