A small mass of 500 kg is moving from height (h2 = 400 miles) to height…

A small mass of 500 kg is moving from height (h2 = 400 miles) to
height (h1=200 miles) under the influence of gravity.Find the work
done by the gravity on the mass.If the mass initially starts moving
from rest, what would be it’s speed at the final location?

0 R