Question

A body is thrown vertically upwards with a velocity of 30ms^-1(a)what is the speed with which it hits the ground?(b)what is the time of flight

Answer 1

Answer:

solved

Explanation:

(a) the speed with which it hits the ground = speed of projection = 30m/s

(b) the time of flight t = 2u/g = 60/10 = 6 s