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). 450 750 250 650 450 750 250 650 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A 'rupture disc' is provided in chemical equipments as an accessory meant for Relieving excess pressure Avoiding vortex formation Creating turbulence Enhancing mixing rate Relieving excess pressure Avoiding vortex formation Creating turbulence Enhancing mixing rate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness? Flat plate Conical Hemispherical Ellipsoidal (2 : 1) Flat plate Conical Hemispherical Ellipsoidal (2 : 1) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In chemical process equipments, the conical bottom heads used, usually has an apex angle of 40° 80° 20° 60° 40° 80° 20° 60° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/30th 1/20th 1/50th 1/10th 1/30th 1/20th 1/50th 1/10th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum economic pipe diameter for fluid flow is determined by the None of these Total cost considerations (pumping cost plus fixed cost of the pipe) Viscosity of the fluid Density of the fluid None of these Total cost considerations (pumping cost plus fixed cost of the pipe) Viscosity of the fluid Density of the fluid ANSWER DOWNLOAD EXAMIANS APP