Mass Transfer The caking of crystals can be prevented by Maintaining high critical humidity Maintaining low critical humidity Coating the product with inert material Both A and C Maintaining high critical humidity Maintaining low critical humidity Coating the product with inert material Both A and C ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following same diameter columns gives lowest pressure drop per unit height? Bubble-cap column Sieve-plate column Packed column (stacked) Randomly packed column Bubble-cap column Sieve-plate column Packed column (stacked) Randomly packed column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be __________ percent. None of these > 100 100 < 100 None of these > 100 100 < 100 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. Equal to Less than More than Either A or B; depends on the solid Equal to Less than More than Either A or B; depends on the solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature) Remains unchanged Decreases Increases Decreases linearly Remains unchanged Decreases Increases Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is D/2a D/a Dependent on the Reynolds number Proportional to √D D/2a D/a Dependent on the Reynolds number Proportional to √D ANSWER DOWNLOAD EXAMIANS APP
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