Mass Transfer In case of gases, the binary diffusivity is proportional to (where, P = pressure) 1/P P √P 1/√P 1/P P √P 1/√P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Channelling is most severe In dumped packing of regular units In towers packed randomly with crushed solids At very high liquid flow rate In towers packed with stacked packing In dumped packing of regular units In towers packed randomly with crushed solids At very high liquid flow rate In towers packed with stacked packing ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 1.25 2.5 0.0025 0.25 1.25 2.5 0.0025 0.25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a fixed pressure, the humidity depends upon the partial pressure of vapor in the mixture. Humidity of a vapour free gas is __________ percent. 50 100 Between 0 and 100 50 100 Between 0 and 100 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drying operation under vacuum is carried out to Increase drying temperature Reduce drying temperature Dry those materials which have very high unbound mositure content Dry materials having high bound moisture content Increase drying temperature Reduce drying temperature Dry those materials which have very high unbound mositure content Dry materials having high bound moisture content ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The process employing desorption of the absorbed solute by a solvent is called Osmosis Reverse osmosis Elution Sublimation Osmosis Reverse osmosis Elution Sublimation ANSWER DOWNLOAD EXAMIANS APP