A stone is released from rest from the edge of a cliff

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A stone is released from rest from the edge of a cliff. After falling

5\,\text{m}

, it has a certain speed. How much further must it fall before its speed becomes double of that value? Take

g = 10\,\text{m/s}^2

. (a)

10\,\text{m}

(b)

15\,\text{m}

(c)

5\,\text{m}

(d)

20\,\text{m}