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At a certain temperature, the r.m.s. vel...

At a certain temperature, the r.m.s. velocity for `O_2` is `400`m/sec. At the same temperature. the r.m.s velocity for `H_2` molecule will be

A

100 m/sec

B

25 m/sec

C

1600 m/sec

D

6400 m/sec

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The correct Answer is:
C
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Assertion (A): H_2 and O_2 have same R.M.S. velocity at the same temperature. Reason ® : R.M.S. velocity of a gas molecules is directly proportional to square root its 'T'.

AAKASH SERIES-KINETIC THEORY OF GASES-EXERCISE-2(Kinetic Theory of an ideal gas)
  1. At which of the following temperature would the molecules of a gas hav...

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  2. The average thermal energy of a oxygen atom at room temperature (27^(@...

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  3. At a certain temperature, the r.m.s. velocity for O2 is 400m/sec. At ...

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  4. To what temperature should the hydrogen at 327°C be cooled at constant...

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  5. At a pressure of 24xx10^(5) dyne/cm^(2),the volume of O(2) is 10 litre...

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  6. The molecules of a given mass of a gas have a r.m.s velocity of 200 m/...

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  7. The respective speeds of five molecules are 2, 1.5, 1.6, 1.6 and 1.2 k...

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  8. Gas al a pressure P0 is contained in a vessel. If the masses of all th...

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  9. At a given temperature the root mean square velocities of oxygen and h...

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  10. The mean free path and rms velocity of a nitrogen molecule at a temper...

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  11. The root mean square velocity of the molecules in a sample of helium i...

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  12. If gamma be the ratio of specific heats of a perfect heals of a perfe...

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  13. What is the expression between the pressure and kinetic energy of a ga...

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  14. Answer the questions on the basis of given information A molecule ...

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  15. Answer the questions on the basis of given information A molecule ...

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  16. Answer the questions on the basis of given information A molecule ...

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  17. Answer the questions on the basis of given information A molecule ...

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  18. Answer the questions on the basis of given information A molecule ...

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  19. Answer the questions on the basis of given information A molecule ...

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  20. The mean free path of molecules of a gas (radius 'r') is inversely pro...

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