Process Equipment and Plant Design In common bubble cap distillation column design practice, riser area is approximately equal to (where, Aa = Annular passage area, and Sa = Slot area) 1.2 Aa = 1.2 Sa Aa = Sa Sa = 1.5 Aa Aa = 1.5 Sa 1.2 Aa = 1.2 Sa Aa = Sa Sa = 1.5 Aa Aa = 1.5 Sa ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The force due to wind load acting on a tall vessel depends upon its Shape Height All of these Outside diameter Shape Height All of these Outside diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Floating head heat exchangers are used for the Co-current heat transfer systems Heat transfer between corrosive fluids Cases where temperature difference between the shell and the tubes is more (>50°C) Counter-current heat transfer systems Co-current heat transfer systems Heat transfer between corrosive fluids Cases where temperature difference between the shell and the tubes is more (>50°C) Counter-current heat transfer systems ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid gradient over the tray results due to the Resistance offered to flow of liquids by caps & risers and the flow of gas Large plate spacing Large reflux ratio Low gas velocity Resistance offered to flow of liquids by caps & risers and the flow of gas Large plate spacing Large reflux ratio Low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in temperature drop (in a shell and tube heat exchanger), the LMTD correction factor, FT Remains constant Decreases very rapidly Increases linearly Increases very rapidly Remains constant Decreases very rapidly Increases linearly Increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For given number of passes, pitch & tube diameter, the maximum number of tubes that can be accommodated in a shell of tripled inside diameter will be __________ times. About 9 Considerably less than 9 About 3 Considerably more than 9 About 9 Considerably less than 9 About 3 Considerably more than 9 ANSWER DOWNLOAD EXAMIANS APP