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Sep 1999

Volume 37, Issue 6, pp. 324-384

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Folded-path doppler and the measurement of blood flow

H. Richard Crane

The Physics Teacher -- September 1999 -- Volume 37, Issue 6, pp. 362 | Cited 2 times

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Everyone who has listened to a train go by while blowing its whistle has heard the Doppler frequency shift. The practical problem is finding the velocity of something moving at some distance that neither transmits nor receives.
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01.50.Pa Laboratory experiments and apparatus
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