(a) What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V =15 m/s?(b) What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V =30 m/s?(c) Would your results be the same if the side of the bar, rather than the diagonal, were used asthe characteristic length? 0.5 mAirVAssume that the functional form of the Nusselt number is Nu=CRe" Pr" , where C, m, and nare constants. Experimental measurements of the convection heat transfer coefficient for asquare bar in cross flow yielded the following values:= 50 W/m? . K when V, =20 m/sh, = 40 W/m? -K when V, =15 m/s

The initial velocity of flow is V1=20 m/s. The convective heat transfer coefficient when velocity is…

Answered: (a) What will be the convection heat…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

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(a) What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V =
15 m/s?
(b) What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V =
30 m/s?
(c) Would your results be the same if the side of the bar, rather than the diagonal, were used as
the characteristic length?

0.5 m
Air
V
Assume that the functional form of the Nusselt number is Nu=CRe" Pr" , where C, m, and n
are constants.

Experimental measurements of the convection heat transfer coefficient for a
square bar in cross flow yielded the following values:
= 50 W/m? . K when V, =20 m/s
h, = 40 W/m? -K when V, =15 m/s

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