Question

20. A sonar device on a submarine sends out a signal and receives
an echo 5 s later. Calculate the speed of sound in water if the
distance of the object from the submarine is 3625 m​

Answer 1

Answer:

1450m/s

Explanation:

Total distance=3625+3625= 7250m

Total time= 5sec

Speed= 7250/5 m/s

=1450m/s