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1. |
If average heat transfer co-efficient is h a and the local coefficient at the end of the plate is h l then in case of heat transfer to a fluid flowing over a flat plate, heated over its entire length |
A. | h a = h l |
B. | h a = 2 h l |
C. | h a = 0.5 h l |
D. | h a = 0.75 h l |
Answer» C. h a = 0.5 h l | |