An ambulance with a siren emitting a whine at 1142 Hz overtakes and passes a cyclist pedaling a bike at 2.0 m/s. After being passed, the cyclist hears a frequency of 1026 Hz. How fast is the ambulance moving?
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12-09-2011, 06:09 AM #1
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An ambulance with a siren emitting a whine at 1142 Hz overtakes and passes a cyclist pedaling a bike at 2.0m/s?
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