Process Equipment and Plant Design
In a vertical short tube evaporator (Calendria type), the

Liquor is inside the tube while the steam is outside the tube
Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used
All of these
Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
Vertical condenser is advantageous to the horizontal condenser from operation point of view, when

Sub cooling of condensate is desired
Hydrostatic head is required for refluxing the condensate
Both the functions of condensation & sub cooling are carried out in a single unit
Only the function of condensation is to be carried out

ANSWER DOWNLOAD EXAMIANS APP