Process Equipment and Plant Design Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower. 5-7.5 15-20 10-12.5 2.5-3.0 5-7.5 15-20 10-12.5 2.5-3.0 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Filtration rate is affected by the Cake & filter medium resistance Area of filtering surface & the viscosity of filtrate All of these Pressure drop across the cake & filter medium Cake & filter medium resistance Area of filtering surface & the viscosity of filtrate All of these Pressure drop across the cake & filter medium ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The approximate liquid depth in an agitation tank is equal to (where, d = tank diameter) 2 d D 0.5 d 0.75 d 2 d D 0.5 d 0.75 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube wall thickness depends on the cor-rosiveness of the fluids and their operating pressure & temperature and is specified by Birmingham wire gauge (B.W.G)-a number which varies from 8 to 18 with the numbers 14 and 16 being more commonly used. Outside diameter of tubes varies from about 15 to 50 mm; however a tube of less than __________ mm outside diameter is generally not recommended for fouling fluids. 16 38 28 19 16 38 28 19 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Leads to high tray efficiency Neither A nor B Results in higher pressure drop per tray Both A & B Leads to high tray efficiency Neither A nor B Results in higher pressure drop per tray Both A & B ANSWER DOWNLOAD EXAMIANS APP
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 Sa = 1.5 Aa Aa = Sa Aa = 1.5 Sa 1.2 Aa = 1.2 Sa Sa = 1.5 Aa Aa = Sa Aa = 1.5 Sa ANSWER DOWNLOAD EXAMIANS APP