A.in the case of steady-state equimolal counter-diffusion
B.in the case of steady-state unimolal unidirectional diffusion
C.both in the case of steady-state equimolal counter-diffusion and steady-state unimolal unidirectional diffusion
A.3 to 5 times Rmin
B.1.2 to 1.7 times Rmin
C.2 to 10 times Rmin
D.0.2 to 0.7 times Rmin
A.minimum number of plates
B.infinite number of plates
C.minimum reboiler and condenser load
D.that the flow of fresh feed must continue
A.0.702
B.7.02
C.70.2
D.120
A.When the pressure rises
B.When the pressure falls
C.When the temperature rises
D.When the temperature falls
A.the temperature
B.the pressure
C.the nature of components
D.all of the above
A.does not change with change in absolute humidity
B.increases with increase in absolute humidity
C.decreases with increase in absolute humidity
D.decreases linearily with increase in absolute humidity.
A.NSh/NReNSc)
B.NPeNSh
C.NSh/NSc
D.NShNSc
A.movement of particles from higher concentration to lower concentration
B.movement of particles through a semipermeable membrane
C.rarefaction of particles
D.accumulation of particles on a solid surface
