A police car travels towards a stationary observer at a speed of 15m/s. the siren on the car emits a sound of frequency 250Hz. Calculate the observer frequency. the speed of sou…

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asked Jun 28, 2022 196k views

1 Answer

Gokulnath · Answer 1 · 2022-07-04T15:08:27+0000

Observer Frequency = sound frequency x ( speed of sound / speed of sound - speed of car)

= 250 x (340/( 340-15))

= 261.54 Hz