Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 2.5 1.75 3.5 1.25 2.5 1.75 3.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for fully open gate valves would be Both B and C Much more than that for fully open globe valves Much less (say 2% than that for fully open globe valves) Around 7 Both B and C Much more than that for fully open globe valves Much less (say 2% than that for fully open globe valves) Around 7 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Compensation against openings in process vessels for giving inlet and outlet connections, for providing sight glasses and manholes etc. is provided for strength and rigidity. The most efficient type of compensation is of __________ type. Fluid in Ring plate Flared out Nozzle or rim Fluid in Ring plate Flared out Nozzle or rim ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An increase in the liquid resistance to interphase mass transfer and a resultant reduction in plate efficiency is caused by Decrease in gas solubility for absorbers An increase in relatived volatility for rectification columns An increase in liquid viscosity All of these Decrease in gas solubility for absorbers An increase in relatived volatility for rectification columns An increase in liquid viscosity All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum shell thickness for tank ≤ 15 metres diameter is limited to __________ mm, for reasons of elastic stability. 2 5 15 10 2 5 15 10 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