Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water? 95 91.5 99 90 95 91.5 99 90 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following increases during evaporative cooling process with recirculated water supply? Both B and C Partial pressure of vapour Relative humidity Wet bulb temperature Both B and C Partial pressure of vapour Relative humidity Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide Higher contact area Repeated coalescence & redispersion of the drop phase None of these Better contact of the phase Higher contact area Repeated coalescence & redispersion of the drop phase None of these Better contact of the phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Blowdown in a cooling tower All of these Increases the scale forming tendencies of water Is undesirable Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities All of these Increases the scale forming tendencies of water Is undesirable Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of packed towers for distillation is generally limited to the Vacuum distillation High pressure operation Multicomponent distillation Small sizes Vacuum distillation High pressure operation Multicomponent distillation Small sizes ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption (chemical adsorption) is Same as "Van der Waals" adsorption An irreversible phenomenon A reversible phenomenon Characterised by adsorption of heat Same as "Van der Waals" adsorption An irreversible phenomenon A reversible phenomenon Characterised by adsorption of heat ANSWER DOWNLOAD EXAMIANS APP
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