Mass Transfer Pick out the wrong statement. Raoult's law does not apply, when the Attractive forces between like and unlike molecules in the solution are approximately equal Size of component molecules are not equal Component molecules are nonpolar Chemical combination or molecular association between unlike molecules takes place in the formation of solution Attractive forces between like and unlike molecules in the solution are approximately equal Size of component molecules are not equal Component molecules are nonpolar Chemical combination or molecular association between unlike molecules takes place in the formation of solution ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The vapour pressure exerted by the moisture contained in a wet solid depends upon the Nature of the solid Nature of the moisture All of these Temperature Nature of the solid Nature of the moisture All of these Temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is not an example of adsorption applied to gaseous separations? Recovery of valuable solvent vapors from dilute mixture with air and other gases Removal of objectionable odour and impurities from industrial gases Dehumidification of air and gas Decolouration of yellow glycerene Recovery of valuable solvent vapors from dilute mixture with air and other gases Removal of objectionable odour and impurities from industrial gases Dehumidification of air and gas Decolouration of yellow glycerene ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Decreases pressure drop, increases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, decreases surface area 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%). 94 min 71 min 15 min 51 min 94 min 71 min 15 min 51 min ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation columns, the number of bubble caps per tray primarily depends upon the Allowable gas and liquid velocities Allowable liquid velocity Feed composition Allowable gas velocity Allowable gas and liquid velocities Allowable liquid velocity Feed composition Allowable gas velocity ANSWER DOWNLOAD EXAMIANS APP
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