Mass Transfer Which of the following processes is followed by unsaturated air (with dry bulb temperature 12°C and relative humidity 47%) passing through water spray washer (temperature of water being constant at 40°C? Both heating and humidification Humidification only Heating only Evaporative cooling Both heating and humidification Humidification only Heating only Evaporative cooling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding in a column results due to Low velocity of the liquid Low pressure drop High pressure drop High temperature Low velocity of the liquid Low pressure drop High pressure drop High temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a two phase system is in physical equilibrium; then it means that, the Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase All of these Temperature of the liquid phase is equal to that of the vapor phase Total pressure throughout the liquid phase is equal to that throughout the vapor phase Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase All of these Temperature of the liquid phase is equal to that of the vapor phase Total pressure throughout the liquid phase is equal to that throughout the vapor phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor. Both A and B Neither A nor B Increases with increase in Is one at unity value of Both A and B Neither A nor B Increases with increase in Is one at unity value of ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity. Relative Molal None of these Percentage Relative Molal None of these Percentage ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method of theoretical plate calculation for a distillation column, the operating lines of stripping and rectifying sections coincide with the diagonal at __________ reflux. Operating Maximum permissible Minimum Total Operating Maximum permissible Minimum Total ANSWER DOWNLOAD EXAMIANS APP