Mass Transfer The slope of the operating line for a single component co-current absorber when plotted in terms of mole ratio units is +ve ∞ -ve +ve ∞ -ve ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When a multistage tray tower uses a minimum reflux ratio, it implies Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During sensible cooling process Relative humidity decreases Wet bulb temperature decreases Both B and C Relative humidity increases Relative humidity decreases Wet bulb temperature decreases Both B and C Relative humidity increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the Diffusivity of solute increases None of these Thermal conductivity of solute increases Viscosity of solvent decreases Diffusivity of solute increases None of these Thermal conductivity of solute increases Viscosity of solvent decreases 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