a longitudinal wave travels at a speed of 0.3ms¹and the frequency of the wave is 20 Hz . find the separation between 2 successive compressions .
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The wavelength, wave velocity and frequency relationship is given as follows.
λ=fv.
=20Hz0.3m/s =0.015 m.
That is, =1.5×10−2m
Hence, the wavelength of the wave is 0.015 m or 1.5 cm
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