Question

A monkey drops a coconut from the top of a tree. He hears the sound of the coconut hitting the ground 2.057 seconds after dropping it. If the monkey was 19.6 meters above the ground, what is the speed of sound in air?( take g=9.8m/s.sq)

Answer 1

Time requires to reach 19.6 m in actual free fall is 2secs
Here it is given 2.057 sec .
So the actual time required for the sound to reach 19.6 meters is 0.057 sec
Speed = distance/time thus getting us with 343.859 m/s

Answer 2

Answer: This will help you

Explanation: