Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Dehydration Sublimation Evaporation Adsorption Dehydration Sublimation Evaporation Adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following decreases during evaporative cooling process with recirculated water supply? Wet bulb temperature None of these Partial pressure of vapour Relative humidity Wet bulb temperature None of these Partial pressure of vapour Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) T3 √T T1.5 T T3 √T T1.5 T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration. Solids are drained to the same extent Both A & B Ratio of the insoluble to solution is constant Neither A nor B Solids are drained to the same extent Both A & B Ratio of the insoluble to solution is constant Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The efficiency of a plate column will be maximum, when the flow is ideal __________ the plate. Above Both A & B Neither A nor B Across Above Both A & B Neither A nor B Across ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature. More than Equal to Less than Either A or B; depends on the solid More than Equal to Less than Either A or B; depends on the solid ANSWER DOWNLOAD EXAMIANS APP