Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 1000 100 50 500 1000 100 50 500 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Critical humidity of a solid salt means the humidity Below which it will always stay dry Both A and B Above Which it will always become dry and below which it will always stay damp Above which it will always become damp Below which it will always stay dry Both A and B Above Which it will always become dry and below which it will always stay damp Above which it will always become damp 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 Spray towers Plate towers Wetted wall columns Packed towers Spray towers Plate towers Wetted wall columns ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steam distillation is used for separation of high boiling Volatile impurity from still higher boiling substances Substances from non-volatile impurities none of the listed here Both of the options given here Volatile impurity from still higher boiling substances Substances from non-volatile impurities none of the listed here Both of the options given here 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. Relative humidity None of these Partial pressure of water vapor Wet bulb temperature Relative humidity None of these Partial pressure of water vapor Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant Remains unchanged Increases exponentially Increases Decreases Remains unchanged Increases exponentially Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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