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The frequency of siren of a factory is 1000 Hz. Calculate the frequency of

The frequency of siren of a factory is 1000 Hz. Calculate the frequency of the sound of siren heard by a person in a car moving with a speed of 72 km/hr (i) towards the siren, and (ii) away from siren
thank you sir
commented May 30, 2018 by satyavirkiid

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