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Sound travelling time through multiple mediums

An explosion occurs at the end of a pier. The sound reaches the other end of the pier by traveling through three media: air, fresh water and a slender metal handrail. The speeds of sound in air, water, and the handrail are 343, 1482, and 5040 m/s. The sound travels a distance of 125 m in each medium.

a.) Which medium does the sound arrive first, second and third?
b.) After the first sound arrives, how much later do the second and third sounds arrive?

Solution Preview

a.) Which medium does the sound arrive first, second and third?
Time = distance/speed. Since time is inversely proportional to speed, the shortest time will be for ...

Solution Summary

The solution calculates the time it takes sound to travel through different mediums.

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