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The root mean square velocity of the mol...

The root mean square velocity of the molecules in a sample of helium is 5/7th that of the molecules in a sample of hydrogen. If the temperature of hydrogen sample is `0^(@)C` , then the temperature of the helium sample is about

A

`0^@`

B

0K

C

`273^@`

D

`100^@C`

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The correct Answer is:
A
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AAKASH SERIES-KINETIC THEORY OF GASES-Exercise -II
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  2. At a given temperature the root mean square velocities of oxygen and h...

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

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  4. Under identical conditions of temperature, presure and volume, the rat...

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  5. Balloon has 5 mole of helium at 7^@C. The total internal energy of the...

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  6. An insulated container containing monoatomic gas of molar mass m is mo...

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  7. The number of molecules of hydrogen in 1 cc of hydrogen gas at NTP.

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

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  9. For a gas if ratio of specific heats at constant pressure and volume i...

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

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  11. An ideal gas undergoes a process in which PV^(-a)= constant, where V i...

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  12. In an ideal gas at temperature T, the average force that a molecule ap...

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

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  14. Uranium has two isotopes of masses 235 and 238 units. If both of them ...

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  15. 200 cc of an ideal gas (gamma=1.5) expands adiabatically. If the rms s...

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  16. The average translational kinetic energy of O2, molecules at a particu...

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  17. The rms speed of oxygen moleucle at a certain absolute temperature is ...

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  18. The total random kinetic enrgy of 1g of helium at 100 K will be (R=8.3...

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  19. If the average translational kinetic energy of molecule in a gas is eq...

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  20. If v1 is the sound in a diatomic gas at 273^@C and v2 is the r.m.s. sp...

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