Mass Transfer Steam distillation is used for separation of high boiling none of the listed here Both of the options given here Volatile impurity from still higher boiling substances Substances from non-volatile impurities none of the listed here Both of the options given here Volatile impurity from still higher boiling substances Substances from non-volatile impurities ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. None of these Perfectly dry Highly humid High temperature None of these Perfectly dry Highly humid High temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Positive deviation from Raoult's law means a mixture whose total pressure is Less than that computed for ideality None of these Greater than that computed for ideality Less than the sum of the vapour pressure of the components Less than that computed for ideality None of these Greater than that computed for ideality Less than the sum of the vapour pressure of the components 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. Is one at unity value of 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 ANSWER DOWNLOAD EXAMIANS APP
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 = a₂ a₁ = 2a₂ None of these a₁ = 0.5 a₂ a₁ = a₂ a₁ = 2a₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of a desorber (stripper), the Temperature always increases Operating line always lies above the equilibrium curve Operating line always lies below the equilibrium curve Temperature remains unaffected Temperature always increases Operating line always lies above the equilibrium curve Operating line always lies below the equilibrium curve Temperature remains unaffected ANSWER DOWNLOAD EXAMIANS APP