Physics, 31.12.2020 01:50, Sillydork6872

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 355, 1480, and 5490 m/s, respectively. The sound travels a distance of 117 m in each medium. (a) After the first sound arrives, how much later does the second sound arrive

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An explosion occurs at the end of a pier. The sound reaches the other end of the pier by traveling t...