A longitudinal wave of wavelength 1 centimeter travels in air with a speed of 330 metre per second calculate the frequency of wave.
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Answer: 33000 Hz.
Explanation: I cm = 0.01 m.
Time = distance / speed
= .01 / 330 s.
Frequency (f) = 1 / time.
So, f = 330/.01 Hz.
= 33000 Hz.
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