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The root-mean square speeds of the molec...

The root-mean square speeds of the molecules of different ideal gases, maintained at the same temperature are the same.

A

The same

B

Inversely proportional to the square root of the molecular weight

C

Directly proportional to the molecular weight

D

Inversely proportional to the molecular weight

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The correct Answer is:
B
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AAKASH INSTITUTE-KINETIC THEORY-Assignment (Section-A) Objective type questions (One option is correct)
  1. The root-mean square speeds of the molecules of different ideal gases,...

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  2. Which of the following gases has maximum rms speed at a given temperat...

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  3. We write the relation for Boyle's law in the form, PV=KB when the temp...

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

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

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

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

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

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

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

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

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

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  13. Boyle's law is applicable for an

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

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

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

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

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

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

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  20. The rms speed of a gas molecule is

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