Question

A stone is dropped from the edge of a roof. find the distance travelled by the stone in 2sec after its release.

Answer 1

S = ?
U = 0
V = ?
A = 9.81
T = 2

we tryna find s

lets use s = ut + (at^2)/2
ut cancels out since u = 0
(at^2)/2 = (9.81 x 2^2)/2
= 19.62m