Mass Transfer At __________ reflux, theoretical number of plates in a distillation coloumn is calculated using Fenske-Underwood equation. Maximum permissible Total Minimum Operating Maximum permissible Total Minimum Operating ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following remains constant during evaporative cooling process with recirculated water supply? None of these Relative humidity Partial pressure of vapour Wet bulb temperature None of these Relative humidity Partial pressure of vapour Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Total reflux Constant molal overflow Constant relative volatility All of these Total reflux Constant molal overflow Constant relative volatility All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 0.24 3.97 1 600 0.24 3.97 1 600 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Extraction of coffee from its seed is done by Leaching Extractive distillation Steam distillation Liquid-liquid extraction Leaching Extractive distillation Steam distillation Liquid-liquid extraction ANSWER DOWNLOAD EXAMIANS APP
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