1. The translational kinetic energy of gas molecules at temperature T for one mole of a gas is

2. Which of the following parameters dose not characterize the thermodynamic state of matter?

3. The temperatures of inside and outside of a refrigerator are 273 K and 303 K respectively. Assuming, that the refrigerator cycle is reversible, for every joule of work done, the heat delivered to the surrounding will be nearly:

4. A Carnot engine whose sink is at 300 K has an efficiency of 40%. By how much should the temperature of source be increased, so as to increase its efficiency by 50% of original efficiency?

5. For a diatomic gas change in internal energy for a unit change in temperature for constant pressure and constant volume is U1 and U2 respectively. What is the ratio of U1 and U2?

6. Which of the following parameters dose not characterize the thermodynamic state of matter?

7. The translational kinetic energy of gas molecules at temperature T for one mole of a gas is

8. Heat cannot by itself flow from a body at lower temperature to a body at higher temperature is a statement as a conseqence of

9. Which of the following statements is correct for any thermodynamic system?

10. During an adiabatic process, the pressure of a gas is found to be proportional to the cube of its absolute temperature. The ratio Cp/Cv for the gas is