Chemical Engineering

Quiz #255

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Chemical Engineering Quiz - 10 Questions

1

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 _________________?
2

For heat flow through very thick walled cylinder, use ___________mean radius?
3

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

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