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 With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Increases linearly Decreases Remains same Increases Increases linearly Decreases Remains same Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Wetted wall tower experiment determines the Volumetric co-efficient Mass transfer co-efficient None of these Molal diffusivity Volumetric co-efficient Mass transfer co-efficient None of these Molal diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the absorption of ammonia in water, the main resistance to absorption is by the __________ phase. Liquid Neither A nor B Gas Both A & B Liquid Neither A nor B Gas Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the Range is 15°F Approach is 10°F Neither A nor B Both A & B Range is 15°F Approach is 10°F Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not a continuous drier? Drum drier Tray drier Tunnel drier Spray drier Drum drier Tray drier Tunnel drier Spray drier ANSWER DOWNLOAD EXAMIANS APP
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