Mass Transfer The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model. Both plug & perfectly mixed Perfectly mixed None of the listed here Plug Both plug & perfectly mixed Perfectly mixed None of the listed here Plug ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Batch tray dryers suffers from the disadvantage of High labour cost & low heat economy Non-uniform & low production rate High maintenance cost All of the listed here High labour cost & low heat economy Non-uniform & low production rate High maintenance cost All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wet and 'dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C. -25 > 25 < 25 25 -25 > 25 < 25 25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weeping in a distillation column Results due to very high gas velocity Results due to very low gas velocity Increases tray efficiency Provides large interfacial surface for mass transfer Results due to very high gas velocity Results due to very low gas velocity Increases tray efficiency Provides large interfacial surface for mass transfer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer L/mG is the expression for Absorption factor Slope of operating line in stripper Slope of operating line in absorber Brinkman number Absorption factor Slope of operating line in stripper Slope of operating line in absorber Brinkman number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During drying of a solid, the critical moisture content increases with Increased drying rate Decreased drying rate Increased thickness of the solid Both B and C Increased drying rate Decreased drying rate Increased thickness of the solid Both B and C ANSWER DOWNLOAD EXAMIANS APP