Heat Transfer Nucleate boiling is promoted In the absence of agitation On polished surfaces On rough surfaces None of these In the absence of agitation On polished surfaces On rough surfaces None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Natural convection is characterised by Grashhoff number Prandtl number Peclet number Reynolds number Grashhoff number Prandtl number Peclet number Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C. None of these 1.49 4.88 1 None of these 1.49 4.88 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of a gas May increase or decrease depending on the type of gas Decreases Increases Remains same May increase or decrease depending on the type of gas Decreases Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A dephlegmator is a Double pipe heat exchanger Vacuum evaporator Total condenser Partial condenser Double pipe heat exchanger Vacuum evaporator Total condenser Partial condenser ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator. Remains constant Increases Decreases May increase or decrease, depends on the vacuum Remains constant Increases Decreases May increase or decrease, depends on the vacuum ANSWER DOWNLOAD EXAMIANS APP
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