Mass Transfer For a fixed number of ideal stages in a distillation column, as the reflux ratio is increased, the difference in composition between the top and bottom product streams Remains unaffected Decreases Passes through a maximum Increases Remains unaffected Decreases Passes through a maximum Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is followed by unsaturated air (with dry bulb temperature 12°C and relative humidity 47%) passing through water spray washer (temperature of water being constant at 40°C? Heating only Evaporative cooling Humidification only Both heating and humidification Heating only Evaporative cooling Humidification only Both heating and humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Hydrogenation of oil is carried out in a/an __________ in Vanaspati manufacturing plant. Sieve tray column Packed tower Bubble cap column Agitated vessel Sieve tray column Packed tower Bubble cap column Agitated vessel ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Sieve plate column Bubble cap column Randomly packed column Wetted wall column Sieve plate column Bubble cap column Randomly packed column Wetted wall column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Condensation of a vapour-gas mixture just begins, when (where, p = partial pressure of the vapour P = vapour pressure of the liquid ) P = P P < P P P >>P P = P P < P P P >>P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Leaching of uranium ore and gold ore is done in Pachuka tanks Bollman extractor None of these Centrifugal extractor Pachuka tanks Bollman extractor None of these Centrifugal extractor ANSWER DOWNLOAD EXAMIANS APP
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