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What are the pipe fundamental frequency

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1. A bystander hears a siren vary in frequency from 476 Hz to 404 Hz as a fire truck approaches, passes by, and moves away on a straight street. What is the speed of the truck? (Take the speed of the sound in air to be 343 m/s)

2. An open organ pipe is 0.50 m long. If the speed of the sound is 340 m/s, what are the pipe's fundamental frequency and the frequencies of the first two overtones?

Reference no: EM13962950

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