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25 March, 12:54

The wavelength w, in meters per cycle, of a musical note is given by w=r/f, where r is the speed of the sound in meters per second and f is the frequency in cycles per second.

The speed of sound in air is 344 m / sec. What is the wavelength of a note whose frequency in air is 26 cycles per second? Round to the nearest tenth of a meter per cycle

A) 318.0 meters per cycle

B) 13.2 meters per cycle

C) 0.1 meters per cycle

D) 8,944.0 meters per cycle

Answers (1)
  1. B
    25 March, 15:29
    0
    B. Plug in the numbers and use common sense.
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