Mass Transfer CO₂ can be absorbed by Cold Ca(OH)₂ Alumina Hot cupric oxide Heated charcoal Cold Ca(OH)₂ Alumina Hot cupric oxide Heated charcoal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. High temperature None of these Perfectly dry Highly humid High temperature None of these Perfectly dry Highly humid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its Integral heat of adsorption Differential heat of adsorption Heat of wetting Heat of normal condensation Integral heat of adsorption Differential heat of adsorption Heat of wetting Heat of normal condensation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Constant rate Both A & B Neither A nor B Unsaturated surface Constant rate Both A & B Neither A nor B Unsaturated surface ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following psychrometric processes is followed by water vapour laden unsaturated air, when it is passed through solid or liquid adsorbent? Heating and dehumidification at almost constant wet bulb temperature Dehumidification with dry bulb temperature remaining constant Cooling and dehumidification None of these Heating and dehumidification at almost constant wet bulb temperature Dehumidification with dry bulb temperature remaining constant Cooling and dehumidification None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 600 0.24 1 3.97 600 0.24 1 3.97 ANSWER DOWNLOAD EXAMIANS APP
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