Mass Transfer The critical moisture content in case of drying indicates the __________ rate period. None of these Beginning of falling Beginning of constant End of falling None of these Beginning of falling Beginning of constant End of falling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The caking of crystals can be prevented by Coating the product with inert material Maintaining low critical humidity Maintaining high critical humidity Both A and C Coating the product with inert material Maintaining low critical humidity Maintaining high critical humidity Both A and C ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pressure drop through plate tower as compared to that through packed tower, for the same duty will be Equal Either A or B; depends on the packing height Less More Equal Either A or B; depends on the packing height Less More ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During the constant rate period of drying of a solid, Surface evaporation of unbound moisture occurs None of these Increasing the air temperature decreases the drying rate Increased air humidity decreases the rate of drying Surface evaporation of unbound moisture occurs None of these Increasing the air temperature decreases the drying rate Increased air humidity decreases the rate of drying ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T0.5 D ∝ T1.5 D ∝ T D ∝ T2 D ∝ T0.5 D ∝ T1.5 D ∝ T D ∝ T2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable property in a tower packing? Low weight per unit volume Large free cross-section Large weight of liquid retained Large surface per unit volume Low weight per unit volume Large free cross-section Large weight of liquid retained Large surface per unit volume ANSWER DOWNLOAD EXAMIANS APP
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