Mass Transfer Which of the following parameters remains constant during chemical dehumidifica-tion? Dry bulb temperature Wet bulb temperature Partial pressure of vapour None of these Dry bulb temperature Wet bulb temperature Partial pressure of vapour None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Is equal to the volumetric diffusivity Varies directly as the pressure Is independent of pressure Varies inversely as the pressure Is equal to the volumetric diffusivity Varies directly as the pressure Is independent of pressure Varies inversely as the pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass diffusivity, the thermal diffusivity and the eddy momentum diffusivity are same for, NPr = NSc = __________ 1 4 2 3 1 4 2 3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture content of a substance when at equilibrium with a given partial pressure of the vapour is called the __________ moisture. Equilibrium Free Bound Unbound Equilibrium Free Bound Unbound ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusion is caused by the Thermal energy of the molecules Activation energy of the molecules Potential energy of the molecules Transfer of molecules from low concentration to high concentration region Thermal energy of the molecules Activation energy of the molecules Potential energy of the molecules Transfer of molecules from low concentration to high concentration region ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weeping in a distillation column Increases tray efficiency Results due to very high gas velocity Results due to very low gas velocity Provides large interfacial surface for mass transfer Increases tray efficiency Results due to very high gas velocity Results due to very low gas velocity Provides large interfacial surface for mass transfer ANSWER DOWNLOAD EXAMIANS APP
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