A rock slides off a horizontal ledge with a speed of 8.0 m/s and lands 120 m from the…

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A rock slides off a horizontal ledge with a speed of 8.0 m/s and lands 120 m from the base of the cliff. Neglect air resistance and use

g = 9.8\,\text{m/s}^2

. Determine the height of the cliff.