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The average KE of a gas molecules at 27 ...

The average KE of a gas molecules at `27 ^@C` is `6.21 xx 10^-21 J`. The average K.E. at `227 ^@C` will be.........

A

`9.35 xx 10^-21 J`

B

`10.35 xx 10^-21 J`

C

`11.35 xx 10^-21 J`

D

`12.35 xx 10^-21 J`

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CHETANA PUBLICATION-Kinetic Theory of Gases and Radiation-Exercise
  1. If K.E. is doubled, then the change in temperature from 27 ^@C is........

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  2. The ratio of pressure of two gases is 3 : 2 and ratio of densities of ...

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  3. The average KE of a gas molecules at 27 ^@C is 6.21 xx 10^-21 J. The a...

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  4. Which statement is true?

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  5. The R.M.S. velocity of nitrogen molecules at N.T.P is.....

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  6. The temperature of gas is increased from 0 ^@C to 273 ^@C. The average...

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  7. The specific heat of ice at 0^@C is

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  8. Which of the following properties of gas molecule is same for all idea...

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  9. Meankineticenergyof perfectgasisproportional to

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  10. The kinetic energy per molecule of hydrogen gas at N.T.P. is........

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  11. The ratio of specific heats (y) for monoatomic gas is.......

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  12. The specific heat capacity of water is..........

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  13. What is the sum of coefficients of absorption, reflection, and transmi...

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  14. When coefficient of transmission (t) = 0, what type of the body is.......

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  15. According to Kirchhoff's law of radiation at a temperature......... ...

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  16. If a = 0.72, r = 0.24, then the value of t is.......

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  17. The S.I. unit of Wien's constant is........ A. cal//m^2 sec B. J//...

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  18. If the gas pressure is 6 xx 10^5 dyne //cm^2, then its K.E. per cubic ...

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  19. The temperature of a certain gas increased from 27 ^@C to 127 ^@C, the...

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  20. The light from the sun is found to have a maximum intensity near the w...

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