If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is____________________
A. 0
B. 1
C. 1
A. 0
B. 1
C. 1
A. Furfural
B. Benzol
C. Butyl acetate
D. Hexane
A. Leaching
B. Absorption
C. Binary phase distillation
D. Liquid-liquid extraction
Steady state equimolal counter diffusion occurs in case of ____________________? Read More »
Mass Transfer A. Total
B. Minimum
C. Operating
D. Maximum permissible
A. Are different
B. Are same
C. Depend on the humidity of the gas
D. None of these
Equilibrium-moisture curves of different solids ____________________ ? Read More »
Mass Transfer A. Nature of the moisture
B. Temperature
C. Nature of the solid
D. All A., B. and C.
A. Re0.33
B. Re0.53
C. Re0.83
D. Re
A. Increases
B. Decreases
C. Decreases linearly
D. Remain unaffected
A. 0
B. 1
C. ∞
D. < 1
A. Dew point
B. Wet bulb
C. Dry bulb
D. None of these