Physics, asked by AsifKhan1362, 11 months ago

A police car horn emits a sound at a frequency 240 Hz. When the car is at rest. If the speed of the sound is 330 m/s the frequency heard by an observer who is approching the car at a speed of 11 m/s is

Answers

Answered by anjalinagwani92

3

Answer:

248hz

Explanation:

f'=f[(v+vo)/v]

=240[330+11/330]=240[341/330]=248hz

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