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The temperature at which the r.m.s. velo...

The temperature at which the r.m.s. velocity of oxygen molecules equal that of nitrogen molecules at `100^(@)C` is nearly.

A

426.3 K

B

456.3 K

C

436.3 K

D

446.3 K

Text Solution

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The correct Answer is:
A
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MOTION-HEAT-2 -EXERCISE-1
  1. An ideal gas at 17^(@)C has a pressure of 760 mm of Hg. The gas is com...

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  2. The number of molecules in 1 cm^(3) of an ideal gas at 0^(@)C and at a...

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  3. The temperature at which the r.m.s. velocity of oxygen molecules equal...

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  4. The rms speed of oxygen molecules in a gas is Delta. If the temperatur...

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  5. Three closed vessels A, B and C are at the same temperature T and cont...

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  6. N (lt 100) molecules of a gas have velocities 1,2,3….N km/s respective...

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  7. In a cubical box of volume V, there are N molecules of a gas moving ra...

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  8. Gas exerts pressure on the walls of the container because the molecule...

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  9. Degrees of freedom of hydrogen and ozone gases will be respectively

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  10. A vessel contains a mixture of one mole of oxygen and two moles of nit...

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  11. The average momentum of a molecule in a sample of an ideal gas depends...

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  12. If velocities of 5 molecules of certain gas are –7, 5, 4, –3 and 1 m/s...

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  13. The molecular weight of O(2) and H(2) are 32 and 2 respectively. Then ...

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  14. If the rms speed of the nitrogen molecules of the gas at room temperat...

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  15. When unit mass of water boils to become steam at 100^(@)C, it absorbs ...

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  16. 1 kg of a gas does 20 kJ of work and receives 16 kJ of heat when it is...

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  17. An ideal system can be brought from stage A to B through four paths as...

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  18. A system is given 400 calories of heat and 1000 Joule of work is done ...

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  19. For a thermodynamic process delta Q=- 50 calorie and W =-20 calorie. I...

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  20. One mole of an ideal gas at temperature T(1) expends according to the ...

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