Heat Transfer The equation, (NSt x N2/3Pr) = f/2, is the __________ analogy. Reynolds Colburn Prandtl None of these Reynolds Colburn Prandtl None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In pipe flow, heat is transferred from hot wall to the liquid by Forced convection only Forced convection and conduction Free and forced convection Conduction only Forced convection only Forced convection and conduction Free and forced convection Conduction only ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation will Decrease Increase Remain unchanged Either increase or decrease; depends on the coolant flow rate Decrease Increase Remain unchanged Either increase or decrease; depends on the coolant flow rate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ paint has the minimum absorption co-efficient. White lead Light cream Black Grey White lead Light cream Black Grey ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A backward feed multiple effect evaporator is better than forward feed for concentrating cold feed, because it provides Lower capacity Lower economy Both A & B Higher economy Lower capacity Lower economy Both A & B Higher economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The average heat transfer co-efficient for laminar film condensation on vertical surface is inversely proportional to (where, ΔT = Temperature drop across condensate film ) None of the listed here ΔT (ΔT)1/4 (ΔT)2 None of the listed here ΔT (ΔT)1/4 (ΔT)2 ANSWER DOWNLOAD EXAMIANS APP
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