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________________?

Related Mcqs:

1. For an ideal gas, the internal energy depends upon its ____________ only?

   A. Molecular size
   B. Temperature
   C. Volume
   D. Pressure

2. The internal energy of an incompressible fluid depends upon its_________________?

   A. Pressure
   B. Temperature
   C. Both A. & B
   D. Neither A. nor B

3. The value of (Cp – Cv) for a real gas obeying Vander Wall’s equation is____________________?

   A. R
   B. > R
   C. < R
   D. 0.5 R

4. 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

5. For a constant volume process _____________ by the system is used only to increase the internal energy?

   A. Heat absorbed
   B. Work done
   C. Both A. & B
   D. Neither A. nor B

6. The density of a gas ‘X’ is twice that of another gas ‘Y’. If the molecular weight of gas ‘Y’ is ‘M’; then the molecular weight of the gas ‘X’ will be________________?

   A. 2M
   B. M/2
   C. M
   D. M/4

7. Enthalpy of a gas depends upon its___________________?

   A. Temperature
   B. Mass
   C. Volume
   D. Pressure

8. Entropy of an ideal gas depends upon its__________________?

   A. Pressure
   B. Temperature
   C. Both A. & B
   D. Neither A. nor B

9. The work done in an adiabatic change in a particular gas depends upon changes in the ______________ only?

   A. Temperature
   B. Specific heat
   C. Volume
   D. Pressure

10. When a gas in a vessel expands, its internal energy decreases. The process involved is________________?

    A. Reversible
    B. Irreversible
    C. Isothermal
    D. Adiabatic