Mass Transfer Chemisorption (chemical adsorption) is A reversible phenomenon Characterised by adsorption of heat Same as "Van der Waals" adsorption An irreversible phenomenon A reversible phenomenon Characterised by adsorption of heat Same as "Van der Waals" adsorption An irreversible phenomenon ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Increase Remain unchanged Decrease Can either increase or decrease, depends on the system Increase Remain unchanged Decrease Can either increase or decrease, depends on the system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following unit operations makes use of Thiele-Geddes equation? Solid-liquid extraction Multicomponent distillation Liquid-liquid extraction Multicomponent absorption with chemical reaction Solid-liquid extraction Multicomponent distillation Liquid-liquid extraction Multicomponent absorption with chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Surface renewal model of mass transfer was enunciated by Toor and Marchello Fick Stefan Danckwerts Toor and Marchello Fick Stefan Danckwerts ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the amount of the steam used in steam distillation is increased, the temperature of distillation Remains unchanged Increases Decreases Depends on relative volatility Remains unchanged Increases Decreases Depends on relative volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases at atmospheric conditions is about 10-9 cm/sec 10-4 cm²/seC₂ 10-3 sec/cm 10-1 cm²/sec 10-9 cm/sec 10-4 cm²/seC₂ 10-3 sec/cm 10-1 cm²/sec ANSWER DOWNLOAD EXAMIANS APP
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