Mass Transfer The relation, Sc = Pr = 1, is valid, when the mechanism of __________ ansfer is same. Heat and momentum Heat, momentum and mass Mass and momentum Heat and mass Heat and momentum Heat, momentum and mass Mass and momentum Heat and mass ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the air water system under ambient conditions, the adiabatic saturation temperature and the wet bulb temperature are nearly equal, because They are always equal under all circumstances Solubility of the components of air in water is very small Water has a high latent heat of evaporation Lewis number is close to unity They are always equal under all circumstances Solubility of the components of air in water is very small Water has a high latent heat of evaporation Lewis number is close to unity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a single component absorber, the operating line is straight only when plotted in term of __________ units. Mole fraction None of these Partial pressure Mole ratio Mole fraction None of these Partial pressure Mole ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Physical properties Interfacial area Degree of turbulence Chemical properties Physical properties Interfacial area Degree of turbulence Chemical properties ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following plays an important role in problems of simultaneous heat and mass transfer? Prandtl number Sherwood number Schmidt number Lewis number Prandtl number Sherwood number Schmidt number Lewis number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law Only vapor phase follows Raoult's law Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law Only liquid phase obeys Dalton's law Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law Only vapor phase follows Raoult's law Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law Only liquid phase obeys Dalton's law ANSWER DOWNLOAD EXAMIANS APP
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