Question

A stone of mass 6kg is released from a height of 30m, calculate the velocity before the impact (take gravity=10m/s)

Answer 1

Answer:

23,49 m/s

Explanation:

Ep= Ek

mgh=mv2/2

6×10×30=6v2/2

1800=6 v2/2

6 v2=3600

v2 =600

v=24,49 m/s