Question

the captain honked the horn of a ship and heard the echo after 20 saconds.There is cliff 3000meters away from ship.Calculate the speed of sound.​

Answer 1

Answer:

Explanation:

Distance=3000m

Time=20s

3000/20

Answer -150

Answer 2

The speed of the sound is 300 m/s when captain honked the ship horn and heard the echo after 20 seconds echo is heard. There is cliff away 3000 meters away from ship.

Explanation:

Given:  

Distance travelled = 3000 m

Echo times = 20 seconds

To find: Speed of the sound

Solution:

Speed of sound= $\frac{2 \times \text {distance travelled}}{\text {Echo time}}$

Speed of sound=$\frac{2 \times 3000 m}{20 \text { seconds }}$

Speed of sound= 300 m/s