Mass Transfer Inside the distillation columns, the Vapors are not always at their dew points Driving force for the liquid flow is its weight Highest temperatures is near the feed plate All of these Vapors are not always at their dew points Driving force for the liquid flow is its weight Highest temperatures is near the feed plate All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In liquid extraction, if the selectivity is unity, then Solvent flow rate should be very low No separation will occur Amount of solvent required will be minimum Separation of the constituents is the most effective Solvent flow rate should be very low No separation will occur Amount of solvent required will be minimum Separation of the constituents is the most effective ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wet and 'dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C. 25 > 25 -25 < 25 25 > 25 -25 < 25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wetted wall tower is used to determine M.T.C. of liquid in liquid-gas system Individual mass transfer co-efficient (M.T.C.) in gaseous system M.T.C. of individual components in a liquid-liquid system The overall M.T.C. of the system M.T.C. of liquid in liquid-gas system Individual mass transfer co-efficient (M.T.C.) in gaseous system M.T.C. of individual components in a liquid-liquid system The overall M.T.C. of the system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Tower diameter may be decreased by Increasing the liquid flow rate Increasing the vapour flow rate Use of increased tray spacing Using higher reflux ratio Increasing the liquid flow rate Increasing the vapour flow rate Use of increased tray spacing Using higher reflux ratio 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
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