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Two vessels have equal volums. One of th...

Two vessels have equal volums. One of them contains hydrogen at one atmosphere and the other helium at two atmosphere. If both the samples are at the same temperature, the `rms` velocity of the hydrogen molecules is

A

Equal to that of helium

B

Twice that of helium

C

Half that of helium

D

`sqrt(2)` times that of helium

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The correct Answer is:
D
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AAKASH INSTITUTE-KINETIC THEORY-Assignment (Section-A) Objective type questions (One option is correct)
  1. We write the relation for Boyle's law in the form, PV=KB when the temp...

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  2. If masses of all molecules of a gas are halved and the speed doubled. ...

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  3. Two vessels have equal volums. One of them contains hydrogen at one at...

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  4. At a given volume and temperature the pressure of a gas

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  5. A closed vessel A having volume V contains N(2) at pressure P and temp...

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  6. By what percentage should the pressure of a given mass of a gas be inc...

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  7. A sample of gas is at 0^(@)C. To what temperature it must be raised in...

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  8. The root mean square velocity of the gas molecule is 300 m/s. what wil...

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  9. RMS speed of a particle is V(rms) at pressure P. if pressure is increa...

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  10. For Boyle's law to be hold good, the gas should be

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  11. Boyle's law is applicable for an

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  12. The variation of PV with V of fixed mass of an ideal gas at constant t...

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  13. Two identical cylinders contains helium at 1.5 atm and argon at 1 atm ...

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  14. Two gases A and B having the same temperature T, same pressure P and s...

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  15. A perfect gas at 27^(@)C is heated at constant pressure so as to tripl...

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  16. Which of the following methods will enable the volume of an ideal gas ...

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  17. Four molecules of a gas have speeds 2, 4, 6 and 8 kms^(-1) respectivel...

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  18. The rms speed of a gas molecule is

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  19. The temperature of a gas is raised while its volume remains constant, ...

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  20. If the pressure in a closed vessel is reduced by drawing out some gas,...

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