Mass Transfer The temperature of water cooled in cooling tower is always __________ temperature of entering air. Less than the wet bulb Equal to the wet bulb More than the wet bulb Equal to the dry bulb Less than the wet bulb Equal to the wet bulb More than the wet bulb Equal to the dry bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For which of the following unit operations, Lewis number is of significance? Binary distillation Gas absorption Humidification Adsorption Binary distillation Gas absorption Humidification Adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For contacting a highly soluble gas with a liquid None of the listed here Spray the liquid on gas stream Bubble the gas through liquid Both of the options given here None of the listed here Spray the liquid on gas stream Bubble the gas through liquid Both of the options given here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Selectivity of the solvent used in solvent extraction should be > 1 < 1 1 > 1 < 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent Decreases Decreases linearly Remains unaffected Increases Decreases Decreases linearly Remains unaffected Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same system, if the same liquid used in an absorber is decreased, the tower height will Remain unaffected Increase Decrease Decrease or increase ; depends on the type of liquid Remain unaffected Increase Decrease Decrease or increase ; depends on the type of liquid ANSWER DOWNLOAD EXAMIANS APP
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