Standing at a crosswalk you hear a frequency of 540 hz from
Standing at a crosswalk, you hear a frequency of 540 Hz from thesiren of an approaching ambulance. After the ambulance passes, theobserved frequency of the siren is 459 Hz.
Determine the ambulance's speed from these observations.
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standing at a crosswalk you hear a frequency of 540 hz from thesiren of an approaching ambulance after the ambulance
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robert moore argues that the english language maintains racial inequality through symbolism of white as positive and
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