Mass Transfer Prandtl number for water at 20°C is about 0.7 150 7 70 0.7 150 7 70 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. Continuous Azerotropic None of these Steam Continuous Azerotropic None of these Steam ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, continuous rectification to get pure products will require Small cross-section column Less number of trays Low reflux ratio High reflux ratio Small cross-section column Less number of trays Low reflux ratio High reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which is the controlling factor for a drum drier? Heat transfer Neither A nor B Diffusion Both A & B Heat transfer Neither A nor B Diffusion Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Increase Decrease Can either increase or decrease, depends on the system Remain unchanged Increase Decrease Can either increase or decrease, depends on the system Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The main reason for dividing a tall packed tower into series of small towers is to Avoid flooding Minimise the overall pressure drop Avoid channeling Reduce liquid hold up Avoid flooding Minimise the overall pressure drop Avoid channeling Reduce liquid hold up ANSWER DOWNLOAD EXAMIANS APP
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