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An observer moves towards a stationary source of sound with a speed 1/5th of the speed of sound. The wavelength and frequency of the source emitted are , respectively. The apparent frequency and wavelength recorded by the observer are respectively.
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Correct option is D
Similar Questions
An observer moves towards a stationary source of sound, with a velocity one-fifth of the velocity
of sound, What is the percentage increase in the apparent frequency ?
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