Process Equipment and Plant Design Reflux ratio variation in a distillation column is between None of these Minimum and infinity Zero and one Zero and infinity None of these Minimum and infinity Zero and one Zero and infinity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Hold up of material in a operating rotary drier is in the range of 0.8 to 0.9 0.5 to 0.8 0.25 to 0.50 0.05 to 0.15 0.8 to 0.9 0.5 to 0.8 0.25 to 0.50 0.05 to 0.15 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 100-150 1000-1500 20-40 43835 100-150 1000-1500 20-40 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 6 18 34 12 6 18 34 12 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the slope of the operating line in the stripping section of a distillation column? > 1 ? < 1 > 1 ? < 1 ANSWER DOWNLOAD EXAMIANS APP