CBSE Class 11-science Answered
Two waves of wavelengths 1m and 1.02m produce 13 beats in 2 seconds in air at NTP. Find the velocity of air at NTP.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Let v be the velocity of sound in air at NTP. The frequency of wave of wavelength 1m is
Answered by | 04 Jun, 2014, 03:23: PM
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