Process Equipment and Plant Design
A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator

Employs high velocity, high heat transfer rate and less heating surface requirement
Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle
Is economical in operation
Both B & C

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
Overall tray efficiency of a distillation column is the ratio of the number of

None of these
Overall gas transfer units to the number of ideal trays required
Real trays required to the number of ideal trays required
Ideal trays required to the number of real trays required

ANSWER DOWNLOAD EXAMIANS APP