Process Equipment and Plant Design In case of a shell and tube heat exchanger, the effect of L/D on inside film heat transfer co-efficient (hi) vanishes after a Reynold number of 5000 10000 1000 3000 5000 10000 1000 3000 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, as the length of the liquid path on a tray is increased beyond 5 ft, the overall column efficiency May increase or decrease depending upon the plate spacing Increases Remains same Decreases May increase or decrease depending upon the plate spacing Increases Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower? Density and viscosity of fluids All of these Size, shape, orientation and surface of the packing particles Fluid flow rates Density and viscosity of fluids All of these Size, shape, orientation and surface of the packing particles Fluid flow rates ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for fully open globe value may be around 10 75 25 300 10 75 25 300 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffles are provided in a shell and tube heat exchanger to increase the turbulence and velocity of the shell side fluid. Which of the following shaped baffles does not fall in the category of transverse baffle? Segmental baffle Helical type baffle Disk type baffle Flat plate extending across the wall Segmental baffle Helical type baffle Disk type baffle Flat plate extending across the wall ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is used to set the diameter of the distillation column? Number of theorectical plates Static submergence Allowable vapour velocity Length of straight rectangular weir on cross-flow tray Number of theorectical plates Static submergence Allowable vapour velocity Length of straight rectangular weir on cross-flow tray ANSWER DOWNLOAD EXAMIANS APP