Mass Transfer With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency Remains same Increases May increase or decrease ; depends on individual design Decreases Remains same Increases May increase or decrease ; depends on individual design Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusion is caused by the 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 Activation energy of the molecules Potential energy of the molecules Thermal energy of the molecules ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process? Temperature of the solid Flow rate of inlet air Relative humidity of outlet air Humidity of inlet air Temperature of the solid Flow rate of inlet air Relative humidity of outlet air Humidity of inlet air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most suitable for extraction in a system having very low density difference? Centrifugal extractor Mixer-settler extractor Pulsed extractor Packed extraction tower Centrifugal extractor Mixer-settler extractor Pulsed extractor Packed extraction tower 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 Dehumidification with dry bulb temperature remaining constant Cooling and dehumidification None of these Heating and dehumidification at almost constant wet bulb temperature Dehumidification with dry bulb temperature remaining constant Cooling and dehumidification None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For achieving rapid drying rate in a spray dryer, the diameter of the particles in the feed should be in the range of __________ microns (1 mm = 1000 microns). 200-300 > 500 22190 43835 200-300 > 500 22190 43835 ANSWER DOWNLOAD EXAMIANS APP
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