Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 1.2 to 1.5 3 to 4 2.5 to 3 5 1.2 to 1.5 3 to 4 2.5 to 3 5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not a continuous drier? Tray drier Tunnel drier Spray drier Drum drier Tray drier Tunnel drier Spray drier Drum drier ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The commonly used solvent in supercritical extraction is Carbon dioxide Methyl ethyl ketone Water Carbon tetrachloride Carbon dioxide Methyl ethyl ketone Water Carbon tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the Fenske equation, what will be the minimum number of plates required in a distillation column to separate an equimolar binary mixture of components A and B into an overhead fraction containing 99 mol% A and a bottom fraction containing 98 mol% B? Assume that relative volatility (αAB = 2) does not change appreciably in the coloumn. 10 6 12 8 10 6 12 8 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column Increases in summer Decreases in winter None of these Increases in winter Increases in summer Decreases in winter None of these Increases in winter ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases at atmospheric conditions is about 10-3 sec/cm 10-4 cm²/seC₂ 10-1 cm²/sec 10-9 cm/sec 10-3 sec/cm 10-4 cm²/seC₂ 10-1 cm²/sec 10-9 cm/sec ANSWER DOWNLOAD EXAMIANS APP
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