The capacity of double-effect evaporator is less than half of the capa – McqOptions

MCQOPTIONS

1.	The capacity of double-effect evaporator is less than half of the capacity of two single effects, each of which is operating over same terminal temperature difference, when the
A.	solution has an elevation of boiling point.
B.	evaporators operate under vacuum.
C.	evaporators opreate at atmospheric pressure.
D.	none of these.
Answer» B. evaporators operate under vacuum.

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