Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Neither A nor B Unsaturated surface Both A & B Constant rate Neither A nor B Unsaturated surface Both A & B Constant rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter of raschig rings used in packed tower in industry is normally around __________ inches. 12 2 18 8 12 2 18 8 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not a continuous drier? Drum drier Spray drier Tray drier Tunnel drier Drum drier Spray drier Tray drier Tunnel drier ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Decrease Remain unchanged Increase Can either increase or decrease, depends on the system Decrease Remain unchanged Increase Can either increase or decrease, depends on the system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Solvent used in extractive distillation Forms a low boiling azeotrope Is of low volatility Does not alter the relative volatility of the original components Forms a high boiling azeotrope Forms a low boiling azeotrope Is of low volatility Does not alter the relative volatility of the original components Forms a high boiling azeotrope ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Henry's law states that the Partial pressure of a component over a solution is proportional to its mole fraction in the liquid Partial pressure is equal to the product of the mole fraction and total pressure Partial pressure of a component over a solution is proportional to the mole fraction in the vapour Vapour pressure is equal to the product of the mole fraction and total pressure Partial pressure of a component over a solution is proportional to its mole fraction in the liquid Partial pressure is equal to the product of the mole fraction and total pressure Partial pressure of a component over a solution is proportional to the mole fraction in the vapour Vapour pressure is equal to the product of the mole fraction and total pressure ANSWER DOWNLOAD EXAMIANS APP