Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. > 10 1 to 5 1 5 to 10 > 10 1 to 5 1 5 to 10 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? Humidity of inlet air Flow rate of inlet air Relative humidity of outlet air Temperature of the solid Humidity of inlet air Flow rate of inlet air Relative humidity of outlet air Temperature of the solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the case of flow of air past a wet bulb thermometer (air water vapour system), the approximate value of H₂/ky.Cz is around 0.24 1 0.72 0.6 0.24 1 0.72 0.6 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a counter-current liquid extractor Only one of the liquids may be pumped at any desired rate Both liquids can have any desired flow rate Liquid's flow rate depends upon the temperature and pressure Both liquids flow at fixed rate Only one of the liquids may be pumped at any desired rate Both liquids can have any desired flow rate Liquid's flow rate depends upon the temperature and pressure Both liquids flow at fixed rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most commonly used leaching solvent in vegetable oil industry? Liquid SO₂ Hexane Phenol Furfurol Liquid SO₂ Hexane Phenol Furfurol ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%). 71 min 15 min 94 min 51 min 71 min 15 min 94 min 51 min ANSWER DOWNLOAD EXAMIANS APP
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