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A stone is dropped from the top of a tower and it hits the ground at t= 3.5s. if the velocity of sound in air was = 300ms^1.find the time taken to hear the sound by a person on the top of the tower from the instant the body is dropped

A stone is dropped from the top of a tower and it hits the ground at t= 3.5s. if the velocity of sound in air was = 300ms^1.find the time taken to hear the sound by a person on the top of the tower from the instant the body is dropped

Grade:8

1 Answers

Arun
25763 Points
3 years ago
Dear Arya
use 
S = ½ g t2
and 
V = d/t
you will get answer as
t = 3.75 sec
Regards
Arun (askIITians forum expert)

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