Process Equipment and Plant Design The maximum liquid gradient over a tray must not exceed 2"-3.5" 5" 0.5" -1.25" Half the tray spacing 2"-3.5" 5" 0.5" -1.25" Half the tray spacing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing. 43835 20-40 1000-1500 100-150 43835 20-40 1000-1500 100-150 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? Raschig rings Lessig rings All of these Cross-partition rings Raschig rings Lessig rings All of these Cross-partition rings ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The clearance between two tubes in a shell and tube heat exchanger is known as 'ligament', whose minimum value is __________ the outside diameter of the tube, but in no case it should be less than 4.5 mm. Half One fourth Three fourth Equal to Half One fourth Three fourth Equal to ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, minimum clearance to be maintained betweeen the overflow weir and the last row of the bubble caps is __________ cms. 20 15 7.5 2.5 20 15 7.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For storing hazardous chemicals in large storage tanks, the minimum safe distance between the two tanks should range between __________ times the tank diameter. 4 to 5 1 to 1.5 6 to 8 2.5 to 3.5 4 to 5 1 to 1.5 6 to 8 2.5 to 3.5 ANSWER DOWNLOAD EXAMIANS APP