Question

A ball is tossed up from a tower 50 m above the ground. If the ball has an initial velocity of 30 m/s, how long will it take to hit the ground if g=−9.81 m/s2. Help!?

Answer 1

h = 50m

u =30 m/s

v = 0

g= 9.8

= h=ut 1/2gt2