Mass Transfer Tower diameter may be decreased by Increasing the liquid flow rate Use of increased tray spacing Using higher reflux ratio Increasing the vapour flow rate Increasing the liquid flow rate Use of increased tray spacing Using higher reflux ratio Increasing the vapour flow rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The caking of crystals can be prevented by Both A and C Maintaining low critical humidity Coating the product with inert material Maintaining high critical humidity Both A and C Maintaining low critical humidity Coating the product with inert material Maintaining high critical humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Bubble cap column Wetted wall column Randomly packed column Sieve plate column Bubble cap column Wetted wall column Randomly packed column Sieve plate column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Most important factor to be considered in the selection of packings for absorbers is the __________ of packing. Durability Size Porosity Cost Durability Size Porosity Cost ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The surface renewal frequency in Danckwerts model of mass transfer is given by (KL: mass transfer co-efficient) KL/DA² KL²/DA KL².DA √(KL².DA) KL/DA² KL²/DA KL².DA √(KL².DA) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer What is the degree of freedom of an absorption process in which only one component is transferred between phases? 4 2 3 1 4 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
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