Process Equipment and Plant Design Weep holes provided in the plates of a distillation column 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 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 Facilitate draining out liquid from a tray when the unit is not in operation All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Where does the maximum tensile strength occur in a thick cylindrical vessel subjected to internal pressure? At the outer surface At the mid thickness of the cylindrical wall None of these At the inner surface At the outer surface At the mid thickness of the cylindrical wall None of these At the inner surface ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes) None of these (D₂² - D₁²)/D₁² D₂ - D₁ (D₂² - D₁²)/D₂² None of these (D₂² - D₁²)/D₁² D₂ - D₁ (D₂² - D₁²)/D₂² ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A certain pressure vessel manufacturer avoids doing reinforcements calculations for openings by always providing a reinforcing pad extending upto double the diameter of the opening and of the same material and thickness as that of the shell wall. If area compensation is accepted as a code guideline, his approach leads to safe design Only if the opening is on a horizontal cylinderical vessel Only if the opening is on a vertical cylinderical vessel Only if the opening is on spherical vessel Irrespective of the shape of the vessel Only if the opening is on a horizontal cylinderical vessel Only if the opening is on a vertical cylinderical vessel Only if the opening is on spherical vessel Irrespective of the shape of the vessel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A binary liquid azeotropic mixture has boiling point higher than either of the components, when it shows __________ deviation from Raoult's Law. No Negative None of these Positive No Negative None of these Positive ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors determine the amount of entrainment in a distillation column? All of these Plate spacing Depth of liquid above the bubble cap slots Vapour velocity in the volume between the plates All of these Plate spacing Depth of liquid above the bubble cap slots Vapour velocity in the volume between the plates ANSWER DOWNLOAD EXAMIANS APP