Question: A rectangular fin of width 8 mm, thickness 4mm and length 30 mm, is provided on an I.C. engine for maximizing heat transfer from

A rectangular fin of width 8 mm, thickness 4mm and length 30

A rectangular fin of width 8 mm, thickness 4mm and length 30 mm, is provided on an I.C. engine for maximizing heat transfer from surface. The ratio of effectiveness of fin to efficiency of the fin is (a) 25.6 (b) 22.5 (c) 1.25 (d) 0.044

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