Process Equipment and Plant Design Floating head heat exchangers are used for the Cases where temperature difference between the shell and the tubes is more (>50°C) Heat transfer between corrosive fluids Counter-current heat transfer systems Co-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Heat transfer between corrosive fluids Counter-current heat transfer systems Co-current heat transfer systems ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Safety valves are provided in chemical equipments to guard against excessive Temperature Turbulence Pressure/pressure fluctuation Noise Temperature Turbulence Pressure/pressure fluctuation Noise ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Width and depth of grooves in the tube sheet holes normally are __________ inch respectively. 1/2 and 5 1/2 and 8 1/64 and 1/8 1/8 and 1/64 1/2 and 5 1/2 and 8 1/64 and 1/8 1/8 and 1/64 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ideal size of round bubble caps to be used in industrial distillation column having a diameter of 3-6 metres is __________ cms. 50 7.5 15 5 50 7.5 15 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Both A & B Results in higher pressure drop per tray Leads to high tray efficiency Neither A nor B Both A & B Results in higher pressure drop per tray Leads to high tray efficiency Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An adequate clearance between the tray and the shell wall of a distillation column is provided to Allow for thermal expansion and facilitate installation Avoid back-trapping None of these Drain the liquid from the tray when the unit is not in operation Allow for thermal expansion and facilitate installation Avoid back-trapping None of these Drain the liquid from the tray when the unit is not in operation ANSWER DOWNLOAD EXAMIANS APP