What is the speed of sound in the substance

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Reference no: EM13247423

1. A 405 Hz sound wave travels through a substance. The wavelength of the sound wave is measured to be 2.7 meters. What is the speed of sound in the substance?

2. A bungee cord is stretched between two poles with a force of 447 N. The length of the cord is 38 meters and it has a mass of 4.4 kg. What is the velocity of a wave on this bungee cord?

Reference no: EM13247423

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