Calculate the speed of a sound wave whose frequency is 2KHz and wavelength is 65cm.
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We know,
Velocity = frequency × lambda
Velocity = 2000 Hz × 65/100m
= 1300 m/s.
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Wavelength = 65cm = 0.65m
Frequency = 2KHz = 2000Hz
Velocity = Wavelength×Frequency
= 0.65×2000 = 1300m/s
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