Mass Transfer Priming in a distillation column Is desirable from point efficiency consideration Results from very low gas velocity Reduces the overall pressure drop Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration Results from very low gas velocity Reduces the overall pressure drop Is characterised by the presence of foam throughout the space between trays ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Boiling point diagram is Not affected by pressure A plot of temperature vs. vapour composition Affected by pressure A plot of temperature vs. liquid composition Not affected by pressure A plot of temperature vs. vapour composition Affected by pressure A plot of temperature vs. liquid composition ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Calcium ammonium nitrate (a fertiliser) is dried in a __________ dryer. Tunnel Rotary Tray Vacuum Tunnel Rotary Tray Vacuum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is > 1 1 < 1 > 1 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following equipments is not used for gas dispersion? Agitated vessels Spray towers Perforated sieve tray towers Bubble cap tray towers Agitated vessels Spray towers Perforated sieve tray towers Bubble cap tray towers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of Momentum diffusivity to thermal diffusivity None of these Thermal diffusivity to mass diffusivity Mass diffusivity to momentum diffusivity Momentum diffusivity to thermal diffusivity None of these Thermal diffusivity to mass diffusivity Mass diffusivity to momentum diffusivity ANSWER DOWNLOAD EXAMIANS APP
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