at rest, acar\'s horn sounds thenote A (440Hz). the horn is sounded while the ca

Question

at rest, acar's horn sounds thenote A (440Hz). the horn is sounded while the car is moving downthe street. a bicyclist moving in the same direction with one-thirdthe car's speed hears a frequency of (415Hz). what is the speed ofthe car ? is the cyclist ahead of or behind the car ? plese i want the solution step by step with the finalanswer at rest, acar's horn sounds thenote A (440Hz). the horn is sounded while the car is moving downthe street. a bicyclist moving in the same direction with one-thirdthe car's speed hears a frequency of (415Hz). what is the speed ofthe car ? is the cyclist ahead of or behind the car ? plese i want the solution step by step with the finalanswer

Explanation / Answer

We have that. f ' = [ ( v - v o ) / ( v - v s ) ] f where v be speed of sound. v0 be speed of the cylist. and vs be speed of the car. now as you can see f'

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