Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Dehydration Adsorption Sublimation Evaporation Dehydration Adsorption Sublimation Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Critical humidity of a solid salt means the humidity Above which it will always become damp Above Which it will always become dry and below which it will always stay damp Below which it will always stay dry Both A and B Above which it will always become damp Above Which it will always become dry and below which it will always stay damp Below which it will always stay dry Both A and B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The critical moisture content in case of drying indicates the __________ rate period. Beginning of falling None of these End of falling Beginning of constant Beginning of falling None of these End of falling Beginning of constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weeping in a distillation column Results due to very high gas velocity Increases tray efficiency Results due to very low gas velocity Provides large interfacial surface for mass transfer Results due to very high gas velocity Increases tray efficiency Results due to very low gas velocity Provides large interfacial surface for mass transfer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The efficiency of a plate column will be maximum, when the flow is ideal __________ the plate. Neither A nor B Above Across Both A & B Neither A nor B Above Across Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During dehumidification of unsaturated air wet bulb temperature & partial pressure of vapor are not constant. However, during evaporative cooling process with recirculated water supply, the __________ remains constant. None of these Relative humidity Wet bulb temperature Partial pressure of water vapor None of these Relative humidity Wet bulb temperature Partial pressure of water vapor ANSWER DOWNLOAD EXAMIANS APP
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