Process Equipment and Plant Design Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as Δp = G2 Δp = 1/G0.6 Δp = G0.5 Δp = G Δp = G2 Δp = 1/G0.6 Δp = G0.5 Δp = G 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 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
Process Equipment and Plant Design Accidents in chemical plants are mostly due to Inadequate equipment design Improper layout of the equipments Faulty operating procedures Failure of equipments Inadequate equipment design Improper layout of the equipments Faulty operating procedures Failure of equipments 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 Equal to the order of reaction < 1 >1 1 Equal to the order of reaction < 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A cylindrical storage tank can have a self supported conical roof, If its diameter is more than 50 meters Irrespective of its diameter If the thickness of the roof is more than that of the cylindrical shell If its diameter is less than 15-20metres If its diameter is more than 50 meters Irrespective of its diameter If the thickness of the roof is more than that of the cylindrical shell If its diameter is less than 15-20metres ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.). Hemispherical Conical Ellipsoidal Dished Hemispherical Conical Ellipsoidal Dished ANSWER DOWNLOAD EXAMIANS APP