Mass Transfer When the __________ the relative humidity of air decreases, despite an increase in the absolute humidity. Pressure falls Temperature rises Temperature falls Pressure rises Pressure falls Temperature rises Temperature falls Pressure rises ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The expression, y(1 - x)/x(1 - y) is for Relative volatility Absorption factor Selectivity Murphree efficiency Relative volatility Absorption factor Selectivity Murphree efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During sensible cooling process Wet bulb temperature decreases Both B and C Relative humidity increases Relative humidity decreases Wet bulb temperature decreases Both B and C Relative humidity increases Relative humidity decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process? Flow rate of inlet air Humidity of inlet air Temperature of the solid Relative humidity of outlet air Flow rate of inlet air Humidity of inlet air Temperature of the solid Relative humidity of outlet air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a single component absorber, the operating line is straight only when plotted in term of __________ units. Partial pressure None of these Mole ratio Mole fraction Partial pressure None of these Mole ratio Mole fraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will Decrease Increase Depend on saturated boiling point; may increase or decrease Remains same Decrease Increase Depend on saturated boiling point; may increase or decrease Remains same ANSWER DOWNLOAD EXAMIANS APP
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