Question

An object takes 4 sec.
falling from the top of the
tower to the
ground
if acceleration during fall
is constant and
equal to 9.8ms-2.
Find the height of tower..?​

Answer 1

Answer:

How high is a building if it takes 5 seconds for a ball to hit the floor ? So, we can just use the formula above to simplify the problem. d = 125 meters.

Answer 2

Answer:

78.4 m

Explanation:

s=ut+1/2at^2

s= 0+1/2*9.8*4^2

s= 78.4 m