Standing at a crosswalk you hear a frequency of 550 hz from
Standing at a crosswalk, you hear a frequency of 550 Hz from the siren of an approaching ambulance.After the ambulance passes, the observed frequency of the siren is475 Hz. Determine the ambulance's speed from these observations. In km/hour
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anacin is composed of acetysalicylic acid and caffeine using the principles of active extraction show by use of flow
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you order two primary standards of ultra pure k2so4 174260 gmol and na2so4 142043 gmol for an experiment when they are
standing at a crosswalk you hear a frequency of 550 hz from the siren of an approaching ambulanceafter the ambulance
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