A. Does not depend upon temperature
B. Is independent of pressure only
C. Is independent of volume only
D. Is independent of both pressure and volume
Related Mcqs:
- Pressure-enthalpy chart is useful in refrigeration. The change in internal energy of an ideal fluid used in ideal refrigeration cycle is_____________________?
A. Positive
B. Negative
C. Zero
D. Infinity - Ideal gas law is applicable at____________________?
A. Low T, low P
B. High T, high P
C. Low T, high P
D. High T, low P - Which of the following is Clausius-Clapeyron Equation for vaporisation of an ideal gas under the condition that the molar volume of liquid is negligible compared to that of the vapor ?
A. d ln p/dt = Hvap/RT2
B. d ln p/dt = RT2/Hvap
C. dp/dt = RT2/Hvap
D. dp/dt = Hvap/RT2 - A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the _____________ mean of P1 and P2.(where, P1 and P2 are initial and final pressures respectively) ?
A. Logarithmic
B. Arithmetic
C. Geometric
D. Harmonic - The expression, nRT ln(P1/P2), is for the _____________of an ideal gas?
A. Compressibility
B. Work done under adiabatic condition
C. Work done under isothermal condition
D. Co-efficient of thermal expansion - Heat is added at constant temperature in an ideal ______________ cycle?
A. Stirling
B. Brayton
C. Rankine
D. None of these - Which of the following behaves most closely like an ideal gas ?
A. He
B. N2
C. O2
D. H2 - For an ideal gas, the internal energy depends upon its ____________ only?
A. Molecular size
B. Temperature
C. Volume
D. Pressure - 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 - What is the value of ln y (where y = activity co-efficient) for ideal gases ?
A. Zero
B. Unity
C. Infinity
D. Negative
