Physics, 11.12.2019 21:31 Naysa150724
Adoppler flow meter uses ultrasound waves to measure blood-flow speeds. suppose the device emits sound at 3.5 mhz, and the speed of sound in human tissue is about 1540 m/s. what is the expected beat frequency observed at the flow meter if blood is flowing in large leg arteries at 3.0 cm/s directly away from the flow meter?
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Adoppler flow meter uses ultrasound waves to measure blood-flow speeds. suppose the device emits sou...
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