Question

If average heat transfer co-efficient is ha and the local coefficient at the end of the plate is hl then in case of heat transfer to a fluid flowing over a flat plate, heated over its entire length

a.

ha = hl

b.

ha = 2hl

c.

ha = 0.5 hl

d.

ha = 0.75 hl

Answer: (b).ha = 2hl

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Q. If average heat transfer co-efficient is ha and the local coefficient at the end of the plate is hl then in case of heat transfer to a fluid flowing over a flat plate, heated over...

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