Mass Transfer Back-trapping in a distillation column Reduces pressure drop Increases tray efficiency Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Reduces pressure drop Increases tray efficiency Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Varies inversely as the pressure Varies directly as the pressure Is independent of pressure Is equal to the volumetric diffusivity Varies inversely as the pressure Varies directly as the pressure Is independent of pressure Is equal to the volumetric diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter of raschig rings used in packed tower in industry is normally around __________ inches. 8 2 12 18 8 2 12 18 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Antibiotics are best handled in a Rotating disc contactor Sieve tray contractor Podbielniak extractor Pulsed column extractor Rotating disc contactor Sieve tray contractor Podbielniak extractor Pulsed column extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases at atmospheric conditions is about 10-3 sec/cm 10-9 cm/sec 10-1 cm²/sec 10-4 cm²/seC₂ 10-3 sec/cm 10-9 cm/sec 10-1 cm²/sec 10-4 cm²/seC₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a ternery mixture, in which equilateral triangular co-ordinate is used in leaching and extraction, a __________ of the equilateral triangular co-ordinates. Ternery mixture is represented by the sides Binary mixture is represented by any point inside Pure component is represented by the apex Binary mixture is represented by the apex Ternery mixture is represented by the sides Binary mixture is represented by any point inside Pure component is represented by the apex Binary mixture is represented by the apex ANSWER DOWNLOAD EXAMIANS APP
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