Process Equipment and Plant Design The optimum size ratio for two mixed reactors in series depends on the kinetics of the reaction and the conversion level. For reaction orders more than one, the Equal sized reactors are the best Smaller reactor should come first None of these Larger reactor should come first Equal sized reactors are the best Smaller reactor should come first None of these Larger reactor should come first ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multipass shell and tube heat exchanger, the problem of differential expansion between the shell and tube passes is taken care of by using a U-bend Neither A nor B Either A or B Floating head tube sheet U-bend Neither A nor B Either A or B Floating head tube sheet ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For turbine agitator, the impeller diameter is about 0.65 to 0.85 d 0.1 to 0.2 d 0.95 d 0.3 to 0.5 d 0.65 to 0.85 d 0.1 to 0.2 d 0.95 d 0.3 to 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for a Tee (used as elbow, entering run) would be around 60 5 200 350 60 5 200 350 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. 20-40 1000-1500 100-150 43835 20-40 1000-1500 100-150 43835 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Weep holes provided in the plates of a distillation column All of these Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation Facilitate draining out liquid from a tray when the unit is not in operation Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid All of these Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation Facilitate draining out liquid from a tray when the unit is not in operation Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid ANSWER DOWNLOAD EXAMIANS APP
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