Mass Transfer Prandtl number for water at 20°C is about 150 0.7 70 7 150 0.7 70 7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The term "cooling range" in a cooling tower refers to the difference in the temperature of Hot water entering the tower and the cooled water leaving the tower Cold water leaving the tower and the wet bulb temperature of the surrounding air Hot water entering the tower and the wet bulb temperature of the surrounding air None of the listed here Hot water entering the tower and the cooled water leaving the tower Cold water leaving the tower and the wet bulb temperature of the surrounding air Hot water entering the tower and the wet bulb temperature of the surrounding air None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law. Either A or B; depends on the gas Increases Remains same Decreases Either A or B; depends on the gas Increases Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative volatility of a binary mixture at constant temperature __________ the total pressure. None of these Increases with increase in Is independent of Decreases with increase in None of these Increases with increase in Is independent of Decreases with increase in ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of steam distillation, the steam leaving the liquid is not completely saturated with distillate vapour, because Total pressure is less Temperature is less Mixing of steam with the material being vaporised is not so intimate as to result in equilibrium condition Saturated steam is used for steam distillation Total pressure is less Temperature is less Mixing of steam with the material being vaporised is not so intimate as to result in equilibrium condition Saturated steam is used for steam distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusion co-efficient increases with increase in the None of the listed here Both Pressure & Temperature Pressure Temperature None of the listed here Both Pressure & Temperature Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
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