A. Varies inversely as the pressure
B. Varies directly as the pressure
C. Is independent of pressure
D. Is equal to the volumetric diffusivity
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Related Mcqs:
- The mass diffusivity, the thermal diffusivity and the eddy momentum diffusivity are same for, NPr = NSc = _________________?
- A. 1 B. 0.5 C. 10 D. 0...
- The binary diffusivity in gases and liquids vary respectively as_________________?
- A. T3/2 and T B. T and T3/2 C. √T and T3/2 D. T3/2 and √T...
- Unit of molal diffusivity is____________________?
- A. cm2/sec gm . mole B. gm moles/cm2 . sec C. gm moles/cm. sec D. gm moles/cm2. sec...
- In case of liquids, the binary diffusivity is proportional to (where, T = temperature) _____________________?
- A. T B. √T C. T2 D. 1/T...
- In case of gases, the binary diffusivity is proportional to (where, P = pressure) ?
- A. P B. 1/P C. 1/√P D. √P...
- The diffusivity, DAB (for component A diffusing in B) is equal to the diffusivity DBA (for component B diffusing in A) for a binary mixture of________________?
- A. Newtonian liquids B. Non-Newtonian liquids C. Ideal gases D. Real gases...
- If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is____________________
- A. 0 B. 1 C. 1...
- The binary diffusivity in gases does not depend upon the ___________________?
- A. Pressure B. Temperature C. Nature of the components D. None of these...
- The binary diffusivity in gases at atmospheric conditions is about ___________________?
- A. 10-9 cm/sec B. 10-1 cm2/sec C. 10-3 sec/cm D. 10-4 cm2/sec2...
- With increase in temperature, the solubility of gases in liquids, at fixed pressure____________________?
- A. Increases B. Decreases C. Remain same D. Either A. or B., depends on the system...
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