Mass Transfer Which of the following quantities need not be fixed before starting the design of a co-current absorber? Heat gain or loss None of the listed here Flow rate of entering liquid Flow rate of gas Heat gain or loss None of the listed here Flow rate of entering liquid Flow rate of gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following psychrometric processes is followed by water vapour laden unsaturated air, when it is passed through solid or liquid adsorbent? Heating and dehumidification at almost constant wet bulb temperature Cooling and dehumidification None of these Dehumidification with dry bulb temperature remaining constant Heating and dehumidification at almost constant wet bulb temperature Cooling and dehumidification None of these Dehumidification with dry bulb temperature remaining constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most suitable for extraction in a system having very low density difference? Mixer-settler extractor Pulsed extractor Packed extraction tower Centrifugal extractor Mixer-settler extractor Pulsed extractor Packed extraction tower Centrifugal extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is None of these L/G Always < 1 G/L None of these L/G Always < 1 G/L ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes? Wetted wall columns Spray towers Packed towers Plate towers Wetted wall columns Spray towers Packed towers Plate towers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In saturated gas, the None of the listed here Vapour is in equilibrium with the liquid at the room temperature Vapour is in equilibrium with the liquid at the gas temperature Partial pressure of vapour equals the vapour pressure of the liquid at room temperature None of the listed here Vapour is in equilibrium with the liquid at the room temperature Vapour is in equilibrium with the liquid at the gas temperature Partial pressure of vapour equals the vapour pressure of the liquid at room temperature ANSWER DOWNLOAD EXAMIANS APP