Mass Transfer In which of the following unit operations, the selectivity is an important parameter? None of these Solvent extraction Distillation Absorption None of these Solvent extraction Distillation Absorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ √D K ∝ D1.5 K ∝ D K ∝ D2 K ∝ √D K ∝ D1.5 K ∝ D K ∝ D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the specific heats of a gas and a vapor are 0.2KJ/Kg.°K and 1.5 KJ/Kg.°K respectively, and the humidity is 0.01; the humid heat in KJ/°Kg. is 0.31 0.215 0.107 0.017 0.31 0.215 0.107 0.017 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Decoction refers to the use of solvent At ambient temperature In its vapor form None of these At its boiling point At ambient temperature In its vapor form None of these At its boiling point ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following equipments is not used for gas dispersion? Spray towers Bubble cap tray towers Agitated vessels Perforated sieve tray towers Spray towers Bubble cap tray towers Agitated vessels Perforated sieve tray towers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly Liquid flow increases while the vapor flow decreases for a system Slope of the operating line in stripping section decreases Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly Liquid flow increases while the vapor flow decreases for a system Slope of the operating line in stripping section decreases ANSWER DOWNLOAD EXAMIANS APP
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