Question

Film boiling is usually not desired in commercial equipments, because

a.

the heat transfer rate is low in view of the large temperature drop.

b.

it is difficult to maintain.

c.

it is not economic.

d.

none of these.

Answer: (a).the heat transfer rate is low in view of the large temperature drop.

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Q. Film boiling is usually not desired in commercial equipments, because

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