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). 750 250 450 650 750 250 450 650 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. 1/10th 1/20th 1/30th 1/50th 1/10th 1/20th 1/30th 1/50th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which tube arrangement in a heat exchanger would facilitate highest heat transfer rate? Heat transfer rate is independent of tube arrangement Triangular pitch Square pitch Diagonal square pitch Heat transfer rate is independent of tube arrangement Triangular pitch Square pitch Diagonal square pitch ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A pressure vessel is said to be made of 'thick' shell, if the ratio of its diameter to wall thickness is 20 10 10 20 20 10 10 20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement about routing of fluids in a shell and tube heat exchanger. Higher pressure fluid stream should be routed through the shell side The corrosive and fouling fluid should be preferably routed through the tubes Lower flow rate fluid should be routed through the shell side The viscous fluid should be routed through the shell side Higher pressure fluid stream should be routed through the shell side The corrosive and fouling fluid should be preferably routed through the tubes Lower flow rate fluid should be routed through the shell side The viscous fluid should be routed through the shell side ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Oxygen carrying pipelines in chemical industries are coloured with __________ colour. Black Red Yellow Blue Black Red Yellow Blue ANSWER DOWNLOAD EXAMIANS APP