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A pipe is 2 m long. Take 343 m/s as the speed of sound in air. a. Determine the frequencies of the first three harmonics

  • A pipe is 2 m long. Take 343 m/s as the speed of sound in air. 
  • a. Determine the frequencies of the first three harmonics if the pipe is open closed at one end and open at the other.
  • b. How many harmonic frequencies lie in the audible range, from 20 Hz to 20,000 Hz?

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