Mass Transfer What is the reflux ratio at total reflux? Data insufficient Unity Zero Infinity Data insufficient Unity Zero Infinity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most common packing used in industrial operations is __________ rings. Cross-partition Single spiral Lessing Raschig Cross-partition Single spiral Lessing Raschig ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the system with maximum boiling azeotrope at 1 atm. Ethyl alcohol-water Acetone chloroform None of these Benzene-ethyl alcohol Ethyl alcohol-water Acetone chloroform None of these Benzene-ethyl alcohol 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%). 15 min 51 min 71 min 94 min 15 min 51 min 71 min 94 min ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column Reduces the overall pressure drop Is desirable from point efficiency consideration Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop Is desirable from point efficiency consideration Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption factor is defined as (where, S₁ = slope of the operating line S₂ = slope of the equilibrium curve) S₁/S₂ S₂/S₁ S₁ x S₂ S₁ - S₂ S₁/S₂ S₂/S₁ S₁ x S₂ S₁ - S₂ ANSWER DOWNLOAD EXAMIANS APP