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. SO₂ CO₂ NH₃ None of these SO₂ CO₂ NH₃ None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The optimum size ratio for two mixed reactors in series depends on the kinetics of the reaction and the conversion level. For reaction orders more than one, the Larger reactor should come first None of these Equal sized reactors are the best Smaller reactor should come first Larger reactor should come first None of these Equal sized reactors are the best Smaller reactor should come first ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the downcomer of a distillation column, the minimum recommended residence time is about __________ seconds. 12.5 5 17.5 2.5 12.5 5 17.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, tube side __________ of the mass velocity. Pressure drop is proportional to the square Both A & B Neither A nor B Heat transfer co-efficient is proportional to 0.8th power Pressure drop is proportional to the square Both A & B Neither A nor B Heat transfer co-efficient is proportional to 0.8th power ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following types of reactors is the safest from operation point of view? Pot type reactor A vapor phase reactor A liquid phase reactor A liquid phase catalytic reactor Pot type reactor A vapor phase reactor A liquid phase reactor A liquid phase catalytic reactor ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The thermal stress in a metallic bar does not depend upon the Both A & B Neither A nor B Changes in temperature Cross-sectional area Both A & B Neither A nor B Changes in temperature Cross-sectional area ANSWER DOWNLOAD EXAMIANS APP