Mass Transfer Which of the following parameters remains constant during chemical dehumidifica-tion? Partial pressure of vapour Dry bulb temperature Wet bulb temperature None of these Partial pressure of vapour Dry bulb temperature Wet bulb temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Free flowing granular materials can be best dried in a __________ drier. Drun Cylinder Freeze Rotary Drun Cylinder Freeze Rotary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative volatility of a binary mixture at the azeotropic composition is > 1 ∞ 1 > 1 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When a multistage tray tower uses a minimum reflux ratio, it implies Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%). 94 min 71 min 51 min 15 min 94 min 71 min 51 min 15 min ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Increases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, increases surface area Decreases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
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