Physics, 04.12.2019 06:31 browndarrell085
While sitting in your car by the side of a country road, you see your friend, who happens to have an identical car with an identical horn, approaching you. you blow your horn, which has a frequency of 260 hz; your friend begins to blow his horn as well, and you hear a beat frequency of 6.0hz .
how fast is your friend approaching you?
express your answer to two significant figures and include the appropriate units.
Answers: 3
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