Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. 10-5 to 10-6 0.01 > 1 0.1 10-5 to 10-6 0.01 > 1 0.1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a fixed total pressure, humidity depends only on the Density of the vapour Heat capacity of the vapour Partial pressure of vapour in the mixture None of these Density of the vapour Heat capacity of the vapour Partial pressure of vapour in the mixture None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of these columns incurs the lowest pressure drop? Packed column (with dumped packing) Pulse column Packed column (with stacked packing) Bubble plate column Packed column (with dumped packing) Pulse column Packed column (with stacked packing) Bubble plate column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 500 50 1000 100 500 50 1000 100 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system) Remains unaffected Decreases Increases Increases Linearly Remains unaffected Decreases Increases Increases Linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following same diameter columns gives lowest pressure drop per unit height? Packed column (stacked) Bubble-cap column Randomly packed column Sieve-plate column Packed column (stacked) Bubble-cap column Randomly packed column Sieve-plate column ANSWER DOWNLOAD EXAMIANS APP
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