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 = G Δp = G0.5 Δp = 1/G0.6 Δp = G2 Δp = G Δp = G0.5 Δp = 1/G0.6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 650 450 750 250 650 450 750 250 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a bag filter, the pressure drop increases directly as the None of these Density of the gas and inversely as viscosity of the gas Viscosity of the gas and inversely as density of the gas Density of the gas, but is independent of the viscosity of the gas None of these Density of the gas and inversely as viscosity of the gas Viscosity of the gas and inversely as density of the gas Density of the gas, but is independent of the viscosity of the gas ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Lap joints are preferred for plates having thickness __________ mm. > 5 > 3 43961 < 12.5 > 5 > 3 43961 < 12.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To avoid the tearing off the plate of an edge, the margin (i.e., the minimum distance from the centre of the rivet hole to the nearest edge of the plate) should be equal to D 1.5 d 2.5 d 0.5 d D 1.5 d 2.5 d 0.5 d ANSWER DOWNLOAD EXAMIANS APP
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