Heat Transfer An ejector is used to Increase temperature Increase pressure None of these Remove condensate Increase temperature Increase pressure None of these Remove condensate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A concentric double pipe heat exchanger as compared to the shell and tube heat exchanger for the same heat load requires None of these More space Lower maintenance cost Less heating surface None of these More space Lower maintenance cost Less heating surface ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A metal wire of 0.01 m dia and thermal conductivity 200 W/m.K is exposed to a fluid stream with a convective heat transfer coefficient of 100 W/m².K. The Biot number is 0.0035 3.5 0.025 5.6 0.0035 3.5 0.025 5.6 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Presence of a non-condensing gas in a condensing vapour is desirable to increase the film co-efficient decreases thermal resistance increases the rate of condensation None of the listed here is desirable to increase the film co-efficient decreases thermal resistance increases the rate of condensation None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In an interphase heat transfer process, the equilibrium state corresponds to equality of temperature in the two phases, while the condition for equilibrium in an interphase mass transfer process is equality of Concentrations Mass transfer co-efficients Activity co-efficients Chemical potentials Concentrations Mass transfer co-efficients Activity co-efficients Chemical potentials ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For __________ Prandtl number values, the heat conduction will be negligible in the buffer zone. Extremely low Low High No Extremely low Low High No ANSWER DOWNLOAD EXAMIANS APP
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