Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 1.5-2.5 7.5-10.0 44119 3.5-5.5 1.5-2.5 7.5-10.0 44119 3.5-5.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin's formula as D = 1.6 √t D = 1.1 t D = 1.5 t D = 3√t D = 1.6 √t D = 1.1 t D = 1.5 t D = 3√t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Stage efficiency for packed tower varies with the Fluid rates and fluid properties Operating pressure and column diameter All of these Type & size of packing Fluid rates and fluid properties Operating pressure and column diameter All of these Type & size of packing ANSWER DOWNLOAD EXAMIANS APP
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 Larger reactor should come first None of these Equal sized reactors are the best Smaller reactor should come first Larger reactor should come first None of these 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. 1/50th 1/30th 1/20th 1/10th 1/50th 1/30th 1/20th 1/10th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam is preferred to be used as a heating medium in heat exchangers, because of its High film co-efficient High latent heat Low cost Non-corrosive condensate High film co-efficient High latent heat Low cost Non-corrosive condensate ANSWER DOWNLOAD EXAMIANS APP
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