Mass Transfer Which of the following is not fixed by the process requirements, in the design of absorbers? Flow rate of the entering gas Terminal concentrations of gas stream Composition of the entering liquid None of these Flow rate of the entering gas Terminal concentrations of gas stream Composition of the entering liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption. Same as Dependent on the system; can be either lower or higher than Always lower than Always higher than Same as Dependent on the system; can be either lower or higher than Always lower than Always higher than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Air at a particular humidity is heated in a furnace. The new dew point Decreases Depends on the extent of heating Increases Remain unchanged Decreases Depends on the extent of heating Increases Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 2.5 to 3 5 1.2 to 1.5 3 to 4 2.5 to 3 5 1.2 to 1.5 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following remains constant during evaporative cooling process with recirculated water supply? None of these Wet bulb temperature Relative humidity Partial pressure of vapour None of these Wet bulb temperature Relative humidity Partial pressure of vapour 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