Mass Transfer The-relative volatility for separation of a non-ideal binary mixture by distillation should be < 1 > 1 1 < 1 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 0.25 1.25 0.0025 2.5 0.25 1.25 0.0025 2.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is followed by unsaturated air (with dry bulb temperature 12°C and relative humidity 47%) passing through water spray washer (temperature of water being constant at 40°C? Heating only Evaporative cooling Both heating and humidification Humidification only Heating only Evaporative cooling Both heating and humidification Humidification only ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column Increases in winter None of these Decreases in winter Increases in summer Increases in winter None of these Decreases in winter Increases in summer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For ethanol-water system, the lowering of distillate quality from 95% to 92% will cause __________ plate requirement. Marginal decrease in the number of Major decrease in the number of None of the listed here No change in theoretical Marginal decrease in the number of Major decrease in the number of None of the listed here No change in theoretical ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At minimum reflux ratio for a given separation Separation is most efficient Number of plates is zero Minimum number of the theoretical plates is required Number of plates is infinity Separation is most efficient Number of plates is zero Minimum number of the theoretical plates is required Number of plates is infinity ANSWER DOWNLOAD EXAMIANS APP
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