An ambulance siren has a frequency of 440 hz as heard by
An ambulance siren has a frequency of 440 Hz as heard by the driver. What frequency is heard by a pedestrian as the ambulance approaches him at a speed of 32.0 m/s?
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an ambulance siren has a frequency of 440 hz as heard by the driver what frequency is heard by a pedestrian as the
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A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
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