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Kinetic Theory of Gases Two Marks Questions

11th Standard

    Reg.No. :


Time : 00:45:00 Hrs
Total Marks : 30
    15 x 2 = 30
  1. State the law of equipartition of energy.

  2. Define mean free path and write down its expression.

  3. Deduce Charles’ law based on kinetic theory.

  4. Deduce Boyle’s law based on kinetic theory.

  5. Deduce Avogadro’s law based on kinetic theory.

  6. Calculate the temperature at which the rms velocity of a gas triples its value at S.T.P.

  7. A gas is at temperature 80°C and pressure 5 × 10-10N m-2. What is the number of molecules per m3 if Boltzmann’s constant is 1.38 × 10-23 J K-1

  8. What are the factors which effect Brownian motion?

  9. On which factors does the average K.E. of gas molecules depend?

  10. What type of motion is associated with the molecule of a gas?

  11. What is meant by rms speed of the molecules of a gas? Is rms speed same as the average speed?

  12. At what temperature does all molecular motion cease? Explain all molecule motion ceases at absolute zero or at 0 K.

  13. At a gn temperature equal masses of monoatomic & diatomic gases are supplied equal quantities of heat. Which of the two gases will suffer a larger temperature rise?

  14. A box contains equal number of molecules of H2&O2' If there is a fine hole in the box, which gas will leave rapidly? Why?

  15. What is evaporation?


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