Mass Transfer Radioactive nuclear waste is treated in Rotating-disc contactor Pulsed column extractor Mixer-settler extractor Bollman extractor Rotating-disc contactor Pulsed column extractor Mixer-settler extractor Bollman extractor 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) (4De/t) (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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be __________ percent. > 100 None of these < 100 100 > 100 None of these < 100 100 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular distillation is For heat-sensitive materials High temperature distillation Very low pressure distillation Both B and C For heat-sensitive materials High temperature distillation Very low pressure distillation Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of an unsaturated mixture of gas and vapor, the percentage saturation is __________ its relative saturation. Lower than Equal to Higher than Either A or B, depends on the mixture composition Lower than Equal to Higher than Either A or B, depends on the mixture composition ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a two phase system is in physical equilibrium; then it means that, the Total pressure throughout the liquid phase is equal to that throughout the vapor phase Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase All of these Temperature of the liquid phase is equal to that of the vapor phase Total pressure throughout the liquid phase is equal to that throughout the vapor phase Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase All of these Temperature of the liquid phase is equal to that of the vapor phase ANSWER DOWNLOAD EXAMIANS APP