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If masses of all molecule of a gas are h...

If masses of all molecule of a gas are halved and their speed doubled then the ratio of initial and final pressure will be

A

`2:1`

B

`1:2`

C

`4:1`

D

`1:4`

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-KINETIC THEORY-Assignment (Section-A) Objective type questions (One option is correct)
  1. Which of the following gases has maximum rms speed at a given temperat...

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

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  3. If masses of all molecule of a gas are halved and their speed doubled ...

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

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

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

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

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

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

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

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

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  12. Boyle's law is applicable for an

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  13. For V versus T curves at constant pressure P(1) and P(2) for an ideal ...

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

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

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

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

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

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  19. The rms speed of a gas molecule is

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

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