Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 600 1 3.97 0.24 600 1 3.97 0.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture. Critical Unbound None of these Bound Critical Unbound None of these Bound ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in Increased reboiler load Increased reflux ratio Greater degree of separation with a fixed number of trays None of these Increased reboiler load Increased reflux ratio Greater degree of separation with a fixed number of trays None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the mixture to be distilled has a very high boiling point and the product material is heat sensitive, the separation technique to be used is __________ distillation. Steam Continuous Azerotropic None of these Steam Continuous Azerotropic None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is suitable for separating the constituents of a binary system, which Form constant boiling azeotrope Have very close boiling points Have very wide boiling points Form minimum boiling azeotrope Form constant boiling azeotrope Have very close boiling points Have very wide boiling points Form minimum boiling azeotrope ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The operating cost of a distillation column at minimum reflux ratio is Infinite Zero Maximum Minimum Infinite Zero Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
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