Chemical Engineering > GATE 2022 > Viscous Flow
A cylindrical fin of diameter 24 mm is attached horizontally to a vertical planar wall. The heat transfer rate from the fin to the surrounding air is 60% of the heat transfer rate if the entire fin were at the wall temperature. If the fin effectiveness is 10, its length is ___________ mm (rounded off to the nearest integer).
A
πμV
B
-2πμV/ln(a)
C
0
D
-πμV/ln(a)

Correct : b

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Related Topics

cylindrical fin heat transfer chemical engineering GATE 2022 fin effectiveness heat transfer rate fin fin length calculation fin heat transfer rate chemical engineering problems fin effectiveness GATE fin heat transfer equation

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