Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = 0.5 a₂ a₁ = 2a₂ a₁ = a₂ None of these a₁ = 0.5 a₂ a₁ = 2a₂ a₁ = a₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Adsorption Sublimation Dehydration Evaporation Adsorption Sublimation Dehydration Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable characteristic for the solvent used in gas absorption? Low vapor pressure High gas solubility None of these Low viscosity Low vapor pressure High gas solubility None of these Low viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Small dia distillation column can be a Packed column Sieve tray Bubble cap Any of these Packed column Sieve tray Bubble cap Any of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an absorption coloumn, the flooding velocity for random packing is __________ that for stacked/regular packing. Smaller than Equal to Greater than Either A, or B ; depends on the type of packing Smaller than Equal to Greater than Either A, or B ; depends on the type of packing 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 Heat of normal condensation Differential heat of adsorption Heat of wetting Integral heat of adsorption Heat of normal condensation Differential heat of adsorption Heat of wetting ANSWER DOWNLOAD EXAMIANS APP
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