A car approaches you at a constant speed sounding its horn
A car approaches you at a constant speed, sounding its horn, and you hear a frequency of 76 Hz. After the car goes by, you hear a frequency of 65 Hz. What is the frequency o the sound emitted by the horn? The speed of sound in air is 343 m/s.
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a car approaches you at a constant speed sounding its horn and you hear a frequency of 76 hz after the car goes by you
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