A. 0
B. +ve
C. -ve
D. ∞
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Related Mcqs:
- On a P-V diagram of an ideal gas, suppose a reversible adiabatic line intersects a reversible isothermal line at point A. Then at a point A, the slope of the reversible adiabatic line (∂P/∂V)s and the slope of the reversible isothermal line (∂P/∂V)T are related as (where, y = Cp/Cv) ?
- A. (∂P/∂V)S = (∂P/∂V)T B. (∂P/∂V)S = [(∂P/∂V)T]Y C. (∂P/∂V)S = y(∂P/∂V)T D. (∂P/∂V)S = 1/y(∂P/∂V)T...
- What is the ratio of adiabatic compressibility to isothermal compressibility ?
- A. 1 B. < 1 C. > 1 D. >> 1...
- The compressibility factor of a gas is given by (where, V1 = actual volume of the gas V2 = gas volume predicted by ideal gas law)____________________?
- A. V1/V2 B. V2/V1 C. V1 – V2 D. V1.V2...
- In a P-V diagram (for an ideal gas), an isothermal curve will coincide within adiabatic curve (through a point), when___________________?
- A. Cp < Cv B. Cp = Cv C. Cp > Cv D. C ≥ Cv...
- The compressibility factor for an ideal gas is 1. Its value for any other real gas is_______________?
- A. 1 B. 1 D. Either B. or C, depends on the nature of the gas...
- Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are_______________?
- A. Always greater than one B. Same at the same reduced temperature C. Same at the same reduced pressure D. Both B. & C...
- During a reversible isothermal expansion of an ideal gas, the entropy change is_________________?
- A. +ve B. 0 C. -ve D. ∞...
- During a reversible isothermal expansion of an ideal gas, the entropy change is___________________?
- A. +ve B. 0 C. -ve D. ∞...
- The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is_________________?
- A. R loge 4 B. R log10 4 C. Cv log10 4 D. Cv loge 4...
- In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about _____________ percent?
- A. 0.25 B. 0.5 C. 0.75 D. 1...
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