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). 650 450 250 750 650 450 250 750 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Results in higher pressure drop per tray Neither A nor B Both A & B Leads to high tray efficiency Results in higher pressure drop per tray Neither A nor B Both A & B Leads to high tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum acceptable total liquid gradient over a tray is about __________ mm. 30.5 12.5 45.5 5.5 30.5 12.5 45.5 5.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to 5 cms 25 cms 40% of the I.D. of the shell I.D. of the shell 5 cms 25 cms 40% of the I.D. of the shell I.D. of the shell ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of the seive tray column is determined by the Hole diameter of the seive tray Height of the plate spacing Lower limit of vapour velocity Upper limit of the vapour velocity Hole diameter of the seive tray Height of the plate spacing Lower limit of vapour velocity Upper limit of the vapour velocity 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