Mass Transfer In liquid-liquid extraction, the number of phases at plait point is 2 3 1 4 2 3 1 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide Repeated coalescence & redispersion of the drop phase Better contact of the phase None of these Higher contact area Repeated coalescence & redispersion of the drop phase Better contact of the phase None of these Higher contact area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of two volatile liquids by distillation makes use of their Solubility Relative volatility Selectivity Density difference Solubility Relative volatility Selectivity Density difference ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a counter-current liquid extractor Only one of the liquids may be pumped at any desired rate Liquid's flow rate depends upon the temperature and pressure Both liquids flow at fixed rate Both liquids can have any desired flow rate Only one of the liquids may be pumped at any desired rate Liquid's flow rate depends upon the temperature and pressure Both liquids flow at fixed rate Both liquids can have any desired flow rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Decreases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Decreases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusion is caused by the Activation energy of the molecules Potential energy of the molecules Thermal energy of the molecules Transfer of molecules from low concentration to high concentration region Activation energy of the molecules Potential energy of the molecules Thermal energy of the molecules Transfer of molecules from low concentration to high concentration region ANSWER DOWNLOAD EXAMIANS APP