Process Equipment and Plant Design In packed absorption tower, onset of flooding usually occurs at a pressure drop of about __________ mm of water column per metre height of packing. 25-50 50-75 750-1000 200-250 25-50 50-75 750-1000 200-250 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always >1 < 1 1 Equal to the order of reaction >1 < 1 1 Equal to the order of reaction ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a given design of bubble cap, the number of bubble caps to be used per tray is set by the Diameter of the column Allowable gas velocity through the slots Plate spacing All of these Diameter of the column Allowable gas velocity through the slots Plate spacing All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if Material of construction is high alloy steel Both B & C Wall thickness is > 30 mm Plain carbon steel and cast iron parts are used Material of construction is high alloy steel Both B & C Wall thickness is > 30 mm Plain carbon steel and cast iron parts are used ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe (concentric) heat exchanger, the hydraulic radius for heat transfer (for a fluid flowing through the annulus) would be D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Same as that for fluid flow Less than that for fluid flow More than that for fluid flow D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Same as that for fluid flow Less than that for fluid flow More than that for fluid flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap. 38 95 19 76 38 95 19 76 ANSWER DOWNLOAD EXAMIANS APP