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. CO₂ SO₂ None of these NH₃ CO₂ SO₂ None of these NH₃ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The dust collection efficiency of electrostatic precipitator increases with increase in the Both A & B Electrode area Neither A nor B Gas flow rate Both A & B Electrode area Neither A nor B Gas flow rate 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 Size, shape, orientation and surface of the packing particles Density and viscosity of fluids Fluid flow rates All of these Size, shape, orientation and surface of the packing particles Density and viscosity of fluids Fluid flow rates ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam is preferred to be used as a heating medium in heat exchangers, because of its Non-corrosive condensate High film co-efficient High latent heat Low cost Non-corrosive condensate High film co-efficient High latent heat Low cost ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of None of these 20.2 2 20.8 None of these 20.2 2 20.8 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 Nozzle or rim Flared out Ring plate Fluid in Nozzle or rim Flared out Ring plate ANSWER DOWNLOAD EXAMIANS APP
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