Compressibility factor of a gas is___________________?

Related Mcqs:

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...

2. The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is____________________?

   A. 0 B. +ve C. -ve D. ∞...

3. 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...

4. 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...

5. What is the ratio of adiabatic compressibility to isothermal compressibility ?

   A. 1 B. < 1 C. > 1 D. >> 1...

6. Compressibility factor for almost all the gases are approximately same at the same__________________?

   A. Pressure and temperature B. Reduced pressure and reduced temperature C. Critical pressure and critical temperature D. None of these...

7. Critical compressibility factor for all substances___________________?

   A. Are more or less constant (vary from 0.2 to 0.3) B. Vary as square of the absolute temperature C. Vary as square of the absolute pressure D. None of these...

8. Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates__________________?

   A. Use of only one graph for all gases B. Covering of wide range C. Easier plotting D. More accurate plotting...

9. 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...

10. The temperature of a gas in a closed container is 27° C. If the temperature of the gas is increased to 300° C, then the pressure exerted is___________________?

    A. Doubled B. Halved C. Trebled D. Unpredictable...