Pick out the correct statement.
A. Bound moisture is removed during constant rate drying period
B. Free moisture is removed during falling rate drying period
C. The sum of free moisture and equilibrium moisture in a solid is called the critical moisture
D. The driving force for mass transfer in a wet solid is its free moisture content
Answer: Option D
Related Questions on Mass Transfer
A. Chemical properties
B. Physical properties
C. Degree of turbulence
D. Interfacial area
A. No change in theoretical
B. Marginal decrease in the number of
C. Major decrease in the number of
D. None of these
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