Q.13. A longitudinal wave travels at a speed of 0.3 m/s
udinal wave travels at a speed of 0.3 m/s and the frequency of wave is 20 Hz. Find th
separation between the two consecutive compressions.
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Answer:
Wave velocity= 0.3m/s
Frequency= 20Hz
As we know
Wave velocity = Frequency × wavelength
v/f
0.3/20 =1.5 × 10^-2m
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