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Theratioof emissive powerof perfectly bl...

Theratioof emissive powerof perfectly blackbody at `1327 ^@C` and `527 ^@C` is

A

`4:1`

B

`16:1`

C

`2:1`

D

`8:1`

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CHETANA PUBLICATION-Kinetic Theory of Gases and Radiation-Exercise
  1. If pressure of an ideal gas is decreased by 10% isothermally, then its...

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

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  3. Theratioof emissive powerof perfectly blackbody at 1327 ^@C and 527 ^@...

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  4. The average distance covered by a moleculebetween two successive colli...

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  5. According to the Law of equipartition of energy, the average K.E. of o...

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  6. K.E. per unit volume is given by........

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  7. How is a real gas different from an ideal gas.

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  8. Mean square velocity of five molecules of velocities 2 m//s, 3 m//s, 4...

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  9. Temperature of a gas is 0 ^@C. Its root mean square velocity will be d...

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  10. If K.E. is doubled, then the change in temperature from 27 ^@C is........

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

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

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  13. Which statement is true?

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

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

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

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

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  18. Meankineticenergyof perfectgasisproportional to

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

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

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