Mass Transfer Very tall packed towers are divided into series of beds to Reduce the overall pressure drop Avoid flooding Reduce liquid hold-up Avoid channelling Reduce the overall pressure drop Avoid flooding Reduce liquid hold-up Avoid channelling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter > 4 :1 > 8:1 < 6:1 < 8 : 1 > 4 :1 > 8:1 < 6:1 < 8 : 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass diffusivity, the thermal diffusivity and the eddy momentum diffusivity are same for, NPr = NSc = __________ 4 2 1 3 4 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter to height ratio for a rashig ring is 0.5 1 5 2 0.5 1 5 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For contacting a highly soluble gas with a liquid Both of the options given here Spray the liquid on gas stream None of the listed here Bubble the gas through liquid Both of the options given here Spray the liquid on gas stream None of the listed here Bubble the gas through liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes? Packed towers Plate towers Wetted wall columns Spray towers Packed towers Plate towers Wetted wall columns Spray towers ANSWER DOWNLOAD EXAMIANS APP
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