Air at 10°C enters a 12-cm-diameter and 5-m-long pipe at a rate of 0.065 kg/s. The inner
Question:
(a) Eq. 1979.
(b) Eq. 1984. Evaluate air properties at a bulk mean temperature of 20°C. Is this a good assumption?
Transcribed Image Text:
Nu = 0.125 fRePr/3 Nu (f/8)(Re – 1000) Pr (0.5 < Pr< 2000 (3 x 10³ < Re < 5 × 10) Nu %3D 1+ 12.7(f/8)05(Pr23 – 1)
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Air flows in a pipe whose inner surface is not smooth The rate of heat transfer is to be determined ...View the full answer
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Related Book For
Fundamentals of Thermal-Fluid Sciences
ISBN: 978-0078027680
5th edition
Authors: Yunus A. Cengel, Robert H. Turner, John M. Cimbala
Question Posted:
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