Process Equipment and Plant Design Overall mass transfer co-efficient in case of absorption of __________ in water is based on the gas film co-efficient only, as the mass transfer process is gas film (phase) controlling. None of these NH₃ CO₂ SO₂ None of these NH₃ CO₂ SO₂ 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? All of these Fluid flow rates Size, shape, orientation and surface of the packing particles Density and viscosity of fluids All of these Fluid flow rates Size, shape, orientation and surface of the packing particles Density and viscosity of fluids ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Slope of countercurrent flow rotary drier is in the range of __________ meter/metre. 0 to 1.5 0 to 2.2 0 to 0.8 0 to 0.08 0 to 1.5 0 to 2.2 0 to 0.8 0 to 0.08 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the None of these Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column Maximum permissible vapour velocity None of these Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column Maximum permissible vapour velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area. 5 to 10 10 to 15 2.5 to 4.0 0.5 to 1.5 5 to 10 10 to 15 2.5 to 4.0 0.5 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm. 43895 43962 44183 44058 43895 43962 44183 44058 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS