Mass Transfer Which of the following provides maximum contact surface for a liquid-vapour system? Packed tower Seive-plate column Bubble-cap plate column Wetted wall column Packed tower Seive-plate column Bubble-cap plate column Wetted wall column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Decoction refers to the use of solvent None of these In its vapor form At its boiling point At ambient temperature None of these In its vapor form At its boiling point At ambient temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A 25 cm x 25 cm x 1 cm flat sheet weighing 1.2 kg initially was dried from both sides under constant drying rate conditions. It took 1500 seconds for the weight of the sheet to reduce to 1.05 kg. Another 1m x 1m x 1cm flat sheet of the same material is to be dried from one side only.Under the same constant drying rate conditions, the time required for drying (in seconds) from its initial weight of 19.2 kg to 17.6 kg is 1500 2500 2000 1000 1500 2500 2000 1000 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The reciprocal of stripping factor is termed as Selectivity index Absorption factor Relative volatility Murphree efficiency Selectivity index Absorption factor Relative volatility Murphree efficiency 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 Remains same Increases linearly Decreases Increases Remains same Increases linearly Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The operating cost of a distillation column at minimum reflux ratio is Infinite Minimum Zero Maximum Infinite Minimum Zero Maximum ANSWER DOWNLOAD EXAMIANS APP