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Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m2 .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the | |
A. | higher condensing film co-efficient is desired. [Wrong Answer] |
B. | condensate is corrosive in nature. [Correct Answer] |
C. | lower pressure drop through the exchanger is desired. [Wrong Answer] |
D. | temperature of the incoming vapor is very high. [Wrong Answer] |