Mass Transfer Can a cooling tower cool water below the wet bulb temperature of inlet air? No Yes ; but the air flow rate should be excessively high Yes ; but height of cooling tower will be prohibitively high Yes No Yes ; but the air flow rate should be excessively high Yes ; but height of cooling tower will be prohibitively high Yes 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 51 min 15 min 94 min 71 min 51 min 15 min ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following adsorbant is used in the refinning of sugar? Wood charcoal Silica gel Activated clay Bone charcoal Wood charcoal Silica gel Activated clay Bone charcoal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The solvent used in liquid-liquid extraction should have __________ less than one. Both A & B Neither A nor B Distribution co-efficient Selectivity Both A & B Neither A nor B Distribution co-efficient Selectivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column None of these Increases in winter Increases in summer Decreases in winter None of these Increases in winter Increases in summer Decreases in winter ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At constant pressure, with increase of temperature, the dew point will Increase Remain unchanged Decrease Increase/decrease ; depends on the temperature Increase Remain unchanged Decrease Increase/decrease ; depends on the temperature ANSWER DOWNLOAD EXAMIANS APP
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