A. Molecular size
B. Temperature
C. Volume
D. Pressure
Related Mcqs:
- The internal energy of a gas obeying P (V – b) RT (where, b is a positive constant and has a constant Cv), depends upon its________________?
A. Pressure
B. Volume
C. Temperature
D. All A, B. & C - The internal energy of an ideal gas is a function of its _____________ only?
A. Molecular size
B. Volume
C. Pressure
D. Temperature - 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 - 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 - Internal energy is independent of the ____________ for an ideal gas?
A. Pressure
B. Volume
C. Both A. & B.
D. Neither A. nor B. - The internal energy of an incompressible fluid depends upon its_________________?
A. Pressure
B. Temperature
C. Both A. & B
D. Neither A. nor B - Entropy of an ideal gas depends upon its__________________?
A. Pressure
B. Temperature
C. Both A. & B
D. Neither A. nor B - If the internal energy of an ideal gas decreases by the same amount as the work done by the system, then the____________________?
A. Process must be isobaric
B. Temperature must decrease
C. Process must be adiabatic
D. Both B. and C. - The internal energy of an ideal gas does not change in a reversible _____________ process?
A. Isothermal
B. Adiabatic
C. Isobaric
D. Isometric - A car tyre of volume 0.057 m3 is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is__________________?
A. 380
B. 630
C. 760
D. 880
