Mass Transfer The relation, Sc = Pr = 1, is valid, when the mechanism of __________ ansfer is same. Heat and momentum Heat, momentum and mass Heat and mass Mass and momentum Heat and momentum Heat, momentum and mass Heat and mass Mass and momentum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the Range is 15°F Approach is 10°F Both A & B Neither A nor B Range is 15°F Approach is 10°F Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will Depend on saturated boiling point; may increase or decrease Increase Remains same Decrease Depend on saturated boiling point; may increase or decrease Increase Remains same Decrease ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Solvent extraction is the terminology applied to the liquid-liquid extraction, which is preferred for the separation of the components of liquids, when Viscosity of liquid components is very high Extracting solvent is cheaply & abundantly available One of the liquid components has very high affinity towards the solvent One of the liquid components is heat sensitive Viscosity of liquid components is very high Extracting solvent is cheaply & abundantly available One of the liquid components has very high affinity towards the solvent One of the liquid components is heat sensitive ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For absorbing a sparingly soluble gas in a liquid Liquid side mass transfer co-efficient should be decreased Gas side mass transfer co-efficient should be increased Mass transfer co-efficient must be kept constant Liquid side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be decreased Gas side mass transfer co-efficient should be increased Mass transfer co-efficient must be kept constant Liquid side mass transfer co-efficient should be increased ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to Chilton-Colburn analogy for mass transfer, NSt.NSc2/3 is equal to 1/f 2f F/2 F 1/f 2f F/2 F ANSWER DOWNLOAD EXAMIANS APP
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