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.Management Sciences
A. Change in barometric pressure does not affect the relative humidity
B. In case of a packed tower, the operating velocity is about half of the flooding velocity,
generally
C. ‘Elution’ means the desorption of the adsorbed solute by a solvent
D. The equilibrium moisture content of the solid can be reduced by increasing the absolute
humidity
Related Mcqs:
- Experiments were conducted to determine the flux of a species A in a stagnant medium across a gas-liquid interface. The overall mass transfer co-efficient based on the liquid side for dilute systems for the above was estimated to be 4 × 10-3 kg mole/m2.s. The equilibrium data for the system is given as y = 2x. The flux across the interface (in kg mole/m2 .s) for bulk concentrations of A in gas phase and liquid phase as y = 0.4 and x = 0.01 respectively is _________________________?
- A. 5.6 × 10-4 B. 8.5 × 10-4 C. 5.6 × 10-3 D. 8.5 × 10-3...
- Mass transfer co-efficient is defined as__________________?
- A. Flux = Co-efficient/concentration difference B. Co-efficient = Flux/concentration difference C. Flux=concentration difference/coefficient D. None of these...
- For gas absorption, low viscosity solvents are preferred, because of their ____________________?
- A. Better flow characteristics B. Low pumping pressure drop C. Rapid absorption rates D. All A., B. and C....
- Water entrained by circulating air in cooling towers is termed as________________?
- A. Drift B. Blow down C. Vapor load D. None of these...
- For a ternary mixture, in which equilateral triangular co-ordinate is used in leaching and extraction, a ____________ of the equilateral triangular co-ordinates?
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