Show that for air at 20C the speed of a tube in 1ftes per second is given
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Show that for air at 20◦C the speed of a tube in 1ftes per second is given by, approximately.
where the length L and diameter d are in centimeters; we have tried to correct for end effects on tube of finite length by treating the ends as two halves of a hole in series with the tube.
Transcribed Image Text:
12d3 L +tl 3
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The series combination of a hole and a tube satisfie...View the full answer
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