Mass Transfer When the __________ the relative humidity of air decreases, despite an increase in the absolute humidity. Temperature falls Temperature rises Pressure falls Pressure rises Temperature falls Temperature rises Pressure falls Pressure rises ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The suitable evaporator for concentration of foaming liquids is a __________ evaporator. Long tube Falling film Short tube Vacuum Long tube Falling film Short tube Vacuum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) (De.t)1/2 (De/t)1/2 (4De/πt)1/2 (4De/t) (De.t)1/2 (De/t)1/2 (4De/πt)1/2 (4De/t) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is directly proportional to DAB according to the __________ theory. Surface-renewal Film None of these Penetration Surface-renewal Film None of these Penetration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A good solvent used for absorption should not have very high Vapor pressure All of these Freezing point Viscosity Vapor pressure All of these Freezing point Viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide None of these Repeated coalescence & redispersion of the drop phase Better contact of the phase Higher contact area None of these Repeated coalescence & redispersion of the drop phase Better contact of the phase Higher contact area ANSWER DOWNLOAD EXAMIANS APP
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