Question

A ball of 0.25kg is thrown vertically upward with a velocity of 4m/s. calculate the maximum potential energy it gain at the highest point​

Answer 1

From the conservation of energy:

The Gain in potential energy = Lass in kinetic energy

ΔU = 1/mv²

ΔU = 1/2 × 0.20 × 20 × 20

ΔU = 40J