Process Equipment and Plant Design
For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness?

Flat plate
Conical
Hemispherical
Ellipsoidal (2 : 1)

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
Weep holes provided in the plates of a distillation column

Facilitate draining out liquid from a tray when the unit is not in operation
All of these
Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation
Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid

ANSWER DOWNLOAD EXAMIANS APP