Mass Transfer In liquid extraction, if the selectivity is unity, then Amount of solvent required will be minimum No separation will occur Solvent flow rate should be very low Separation of the constituents is the most effective Amount of solvent required will be minimum No separation will occur Solvent flow rate should be very low Separation of the constituents is the most effective ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During the constant rate period of drying of a solid, Increased air humidity decreases the rate of drying Surface evaporation of unbound moisture occurs None of these Increasing the air temperature decreases the drying rate Increased air humidity decreases the rate of drying Surface evaporation of unbound moisture occurs None of these Increasing the air temperature decreases the drying rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pore size of the molecular seive 5A is __________ mm. 50 0.5 5 0.05 50 0.5 5 0.05 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation where q is defined as the moles of liquid flow in the stripping section per mole of feed introduced, for saturated liquid feed q = 0 q > 1 q < 1 q = 1 q = 0 q > 1 q < 1 q = 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult's law is obeyed, then changing the feed composition would effect The product composition but not the fraction vaporised The fraction vaporised but not the product composition Neither the product composition nor the fraction vaporised The product composition as well as the fraction vaporised The product composition but not the fraction vaporised The fraction vaporised but not the product composition Neither the product composition nor the fraction vaporised The product composition as well as the fraction vaporised ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide None of these Higher contact area 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 ANSWER DOWNLOAD EXAMIANS APP