Mass Transfer Calcium ammonium nitrate (a fertiliser) is dried in a __________ dryer. Tray Tunnel Vacuum Rotary Tray Tunnel Vacuum Rotary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction. Tray Packed Spray Bubble Tray Packed Spray Bubble ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the Fenske equation, what will be the minimum number of plates required in a distillation column to separate an equimolar binary mixture of components A and B into an overhead fraction containing 99 mol% A and a bottom fraction containing 98 mol% B? Assume that relative volatility (αAB = 2) does not change appreciably in the coloumn. 12 10 8 6 12 10 8 6 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? Humidification only Evaporative cooling Heating only Both heating and humidification Humidification only Evaporative cooling Heating only Both heating and humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The critical moisture content in case of drying indicates the __________ rate period. Beginning of falling None of these End of falling Beginning of constant Beginning of falling None of these End of falling Beginning of constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During drying operation, it is easier to remove the __________ moisture. Bound Critical Equilibrium Unbound Bound Critical Equilibrium Unbound ANSWER DOWNLOAD EXAMIANS APP
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