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For heat flow through very thick walled cylinder, use ___________mean radius?

August 24, 2021March 2, 2019 by admin

For heat flow through very thick walled cylinder, use ___________mean radius?

A. Arithmetic
B. Logarithmic
C. Geometric
D. Either A. or C.

Categories Chemical Heat Transfer

In a shell and tube heat exchanger, the shell side fluid velocity can‟t be changed by changing the_________________?

The Sieder-Tate correlation for heat transfer in turbulent flow in pipe gives Nu α Re0.8, where, Nu is the Nusselt number and Re is the Reynolds number for the flow. Assuming that this relation is valid, the heat transfer co-efficient varies with the pipe diameter D. as _________________?

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