Mass Transfer Chemisorption (chemical adsorption) is Characterised by adsorption of heat An irreversible phenomenon Same as "Van der Waals" adsorption A reversible phenomenon Characterised by adsorption of heat An irreversible phenomenon Same as "Van der Waals" adsorption A reversible phenomenon ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the air water system under ambient conditions, the adiabatic saturation temperature and the wet bulb temperature are nearly equal, because They are always equal under all circumstances Lewis number is close to unity Solubility of the components of air in water is very small Water has a high latent heat of evaporation They are always equal under all circumstances Lewis number is close to unity Solubility of the components of air in water is very small Water has a high latent heat of evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Reduces pressure drop Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Increases tray efficiency Reduces pressure drop Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Increases tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following decreases during evaporative cooling process with recirculated water supply? Wet bulb temperature Relative humidity Partial pressure of vapour None of these Wet bulb temperature Relative humidity Partial pressure of vapour None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following remains constant during evaporative cooling process with recirculated water supply? Relative humidity None of these Partial pressure of vapour Wet bulb temperature Relative humidity None of these Partial pressure of vapour Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption, both the operating and equilibrium lines will be straight for None of these Dilute solutions Isothermal operation Dilute solutions and isothermal operation None of these Dilute solutions Isothermal operation Dilute solutions and isothermal operation ANSWER DOWNLOAD EXAMIANS APP
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