- (A) More
- (B) Less
- (C) Same
- (D) Either more or less; depends on the system
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- (A) Less than
- (B) More than
- (C) Equal to
- (D) None of these
- (A) Moles transferred/ [(time) (area) (mole fraction)]
- (B) Moles transferred/ [(time) (area) (mass A/mass B)]
- (C) Moles transferred/ [(time) (area) (pressure)]
- (D) None of these
- (A) 1
- (B) ∞
- (C) 0.5
- (D) 2
- (A) High pressure
- (B) Low pressure
- (C) Extractive
- (D) Steam
- (A) Increases tray efficiency
- (B) Decreases tray efficiency
- (C) Reduces pressure drop
- (D) Is desirable, as it provides improved vapour-liquid contact
- (A) Cracks develop on the surface of the solid
- (B) Rate of drying decreases abruptly
- (C) Surface evaporation of unbound moisture occurs
- (D) None of these
- (A) Drying cost per unit weight of dried product is less
- (B) Product with more uniform moisture content is produced
- (C) Equipment size required is smaller
- (D) All A ,
- (A) Nature of the vapor
- (B) Temperature of the mixture
- (C) Composition of the mixture
- (D) None of these
- (A) T
- (B) √T
- (C) T2
- (D) 1/T
