Mass Transfer The suitable evaporator for concentration of foaming liquids is a __________ evaporator. Long tube Falling film Short tube Vacuum Long tube Falling film Short tube Vacuum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 5 2.5 to 3 3 to 4 1.2 to 1.5 5 2.5 to 3 3 to 4 1.2 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At constant pressure, with increase of temperature, the dew point will Increase/decrease ; depends on the temperature Increase Remain unchanged Decrease Increase/decrease ; depends on the temperature Increase Remain unchanged Decrease ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The term "approach" in a cooling tower refers to the difference in the temperature of the None of these Hot water entering the tower and the wet bulb temperature of the surrounding air Hot water entering and the cooled water leaving the cooling tower Cold water leaving the tower and the wet bulb temperature of the surrounding air None of these Hot water entering the tower and the wet bulb temperature of the surrounding air Hot water entering and the cooled water leaving the cooling tower Cold water leaving the tower and the wet bulb temperature of the surrounding air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the __________ the relative humidity of air decreases, despite an increase in the absolute humidity. Pressure rises Temperature rises Temperature falls Pressure falls Pressure rises Temperature rises Temperature falls Pressure falls ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Calcium ammonium nitrate (a fertiliser) is dried in a __________ dryer. Rotary Vacuum Tray Tunnel Rotary Vacuum Tray Tunnel ANSWER DOWNLOAD EXAMIANS APP
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