Asked by hussain
apparent change in wavelength of sound waves is 2.5cm when the source of sound is approaching stationary listener with velocity 8cm/s.Apparent decrease in the frequency of source when observer recedes from the same source at rest with a velocity of 30m/s is (velocity of sound =360 m/s)
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Answered by
robert ciortan
how far is the sound travelled in the uhfdug
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