Mass Transfer For a distillation column operating at minimum reflux, the None of these Number of plates required will be maximum Reflux ratio will be maximum Concentration of liquid and vapour leaving a plate will be same None of these Number of plates required will be maximum Reflux ratio will be maximum Concentration of liquid and vapour leaving a plate will be same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During dehumidification of unsaturated air wet bulb temperature & partial pressure of vapor are not constant. However, during evaporative cooling process with recirculated water supply, the __________ remains constant. Wet bulb temperature Partial pressure of water vapor Relative humidity None of these Wet bulb temperature Partial pressure of water vapor Relative humidity None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer. Less than Same as More than Very much less Less than Same as More than Very much less ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Blowdown in a cooling tower Is undesirable Increases the scale forming tendencies of water Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities All of these Is undesirable Increases the scale forming tendencies of water Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is directly proportional to DAB according to the __________ theory. None of these Penetration Surface-renewal Film None of these Penetration Surface-renewal Film ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When a multistage tray tower uses a minimum reflux ratio, it implies Minimum trays and minimum reboiler heat load Infinite trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load Minimum trays and minimum reboiler heat load Infinite trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
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