1000 kg of wet solids are to be dried from 60% to 20% moisture (by weight). The mass of moisture removed in kg is__________________?

A. J.m-2.K-1
B. J.m-1.K-1
C. W.m-2.K-1
D. W-1m2K

A. Get economical temperature difference by using moderate pressure steam
B. Facilitate forward feeding in multiple effect evaporation
C. Concentrate heat sensitive materials
D. Achieve very high concentration of the final product

A. Increase the cross-section of the shell side liquid
B. Force the liquid to flow parallel to the bank
C. Increase the shell side heat transfer co-efficient
D. Decrease the shell side heat transfer co-efficient

A. Agitated film evaporator
B. Long tube vertical evaporator
C. Open pan evaporator
D. None of these

A. High pressure
B. Vacuum
C. Backward feed
D. None of these

A. 1000
B. 727
C. 800
D. 1200