Plate efficiency_______________________?

Mass Transfer 02/04/2021

A. Is a function of the mass transfer between liquid and vapour
B. Increases due to foaming
C. Increases due to liquid entrainment
D. Increases due to weeping and dumping of liquid

Related Mcqs:

    Weeping in a distillation column_____________________?
    A. Increases tray efficiency B. Provides large interfacial surface for mass transfer C. Results due to very high gas velocity D. Results due to very low gas velocity...
    ‘ADDUCTS’ and ‘CLATHRATES’ are used in case of_____________________?
    A. Extractive distillation B. Crystallisation C. Absorption D. None of these...
    Unit of molal diffusivity is____________________?
    A. cm2/sec gm . mole B. gm moles/cm2 . sec C. gm moles/cm. sec D. gm moles/cm2. sec...
    Which of the following assumes constant molal vaporisation and overflow ?
    A. McCabe-Thiele method B. Ponchan-Savarit method C. Enthalpy concentration method D. Plate absorption column...
    In a counter-current liquid extractor___________________?
    A. Both liquids flow at fixed rate B. Both liquids can have any desired flow rate C. Only one of the liquids may be pumped at any desired rate D. Liquid’s flow rate depends upon the temperature and pressure...

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