Heat Transfer Corrosiveness of steam condensate is due to the presence of Neither A nor B Both A & B CO₂ Dissolved O₂ Neither A nor B Both A & B CO₂ Dissolved O₂ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger. Four times Twice Once Thrice Four times Twice Once Thrice ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, floating head is used for Less corrosion of tubes High heat transfer co-efficient Low pressure drop Large temperature differentials Less corrosion of tubes High heat transfer co-efficient Low pressure drop Large temperature differentials ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Extended heat transfer surface like fins are used to increase the heat transfer rate. Fin efficiency is defined as the ratio of heat transferred across the fin surface to the theoretical heat transfer across an equal area held at the Surrounding temperature Constant temperature equal to that of the base Average temperature of the fin Temperature of the fin end Surrounding temperature Constant temperature equal to that of the base Average temperature of the fin Temperature of the fin end ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With the increase of temperature, the Col-burn jH factor Increases Decreases May increase or decrease ; depending on temperature Remains unchanged Increases Decreases May increase or decrease ; depending on temperature Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Film condensation is promoted on a/an __________ surface. clean & smooth dirty oily coated clean & smooth dirty oily coated ANSWER DOWNLOAD EXAMIANS APP
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