Question

A man standing 50-2 m away from a wall fires a gun and he hears the echo after 0.32 s. Calculate the speed of sound.



plez help me guys​

Answer 1

Answer:

Timetaken=

velocityofsound

Distancetraveled

.

The total distance traveled by the sound is given as 2×48 m as it is reflected sound.

The time taken for the echo to be heard is =

320m/s

2×48m

= 0.3 s.