Physics, 15.06.2020 22:57 LuckyCharms988
A car's horn has a frequency of 1000 Hz. An observer hears the horn at a pitch of 1.10 kHz. If the speed of sound in air is 345 m/s, the speed that the car was travelling, relative to the observer, is ___ m/s.
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If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =
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A car's horn has a frequency of 1000 Hz. An observer hears the horn at a pitch of 1.10 kHz. If the s...
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