At rest, a car's horn sounds the note A (440 Hz). The horn is sounded while...

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At rest, a car's horn sounds the note A (440 Hz). The horn is sounded while...

At rest, a car's horn sounds the note A (440 Hz). The horn is sounded while the car is moving down the street. A bicyclist moving in the same direction with one-fourth the car's speed hears a frequency of 419 Hz.

What is the speed of the car? (Assume the speed of sound in air is 343 m/s)

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Answer 1

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By Popplen dket Fie es source movins aus bhiesven Vs (t) V 343 mls rtiven) ALsn moes towsard soance ie movins in some chinebi

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