Mass Transfer In case of absorption with exothermic reaction, for fluids having Pr = Sc ; there won Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Both A & B Pr = Sc ; there won Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its Heat of wetting Differential heat of adsorption Integral heat of adsorption Heat of normal condensation Heat of wetting Differential heat of adsorption Integral heat of adsorption Heat of normal condensation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of a desorber (stripper), the Temperature always increases Operating line always lies below the equilibrium curve Temperature remains unaffected Operating line always lies above the equilibrium curve Temperature always increases Operating line always lies below the equilibrium curve Temperature remains unaffected Operating line always lies above the equilibrium curve ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) ML/G G/mL LG/m L/mG ML/G G/mL LG/m L/mG ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is not an example of adsorption applied to gaseous separations? Recovery of valuable solvent vapors from dilute mixture with air and other gases Dehumidification of air and gas Removal of objectionable odour and impurities from industrial gases Decolouration of yellow glycerene Recovery of valuable solvent vapors from dilute mixture with air and other gases Dehumidification of air and gas Removal of objectionable odour and impurities from industrial gases Decolouration of yellow glycerene ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Percentage saturation is __________ the relative saturation. Always greater than None of these Not related to Always smaller than Always greater than None of these Not related to Always smaller than ANSWER DOWNLOAD EXAMIANS APP
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