Process Equipment and Plant Design Normally, the ratio of the total riser area to the tower cross sectional area (for bubble cap towers of diameter more than 3 ft) is around 0.55-0.85 0.4-0.6 0.35-0.75 0.1-0.2 0.55-0.85 0.4-0.6 0.35-0.75 0.1-0.2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is used to set the diameter of the distillation column? Static submergence Length of straight rectangular weir on cross-flow tray Allowable vapour velocity Number of theorectical plates Static submergence Length of straight rectangular weir on cross-flow tray Allowable vapour velocity Number of theorectical plates ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Floating head heat exchangers are used for the Counter-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Co-current heat transfer systems Heat transfer between corrosive fluids Counter-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Co-current heat transfer systems Heat transfer between corrosive fluids ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a __________ rivetted joint, the number of rivets decreases from the innermost row to the outermost row. Diamond None of these Chain Zig-zag Diamond None of these Chain Zig-zag 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 Floating head tube sheet U-bend Neither A nor B Either A or B Floating head tube sheet U-bend Neither A nor B Either A or B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Two iron pipes of the same nominal diameter but different schedule numbers will have the same Outside diameter Wall thickness None of these Inside diameter Outside diameter Wall thickness None of these Inside diameter ANSWER DOWNLOAD EXAMIANS APP