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When a black body is heated, it emits he...

When a black body is heated, it emits heat radiations of

A

Infrared wavelengths

B

Ultraviolet wavelengths

C

All wavelengths

D

A particular wavelength

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CHETANA PUBLICATION-Kinetic Theory of Gases and Radiation-Exercise
  1. What is the mean energy per molecule for a polyatomic gas with n degre...

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  2. For an ideal gas

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  3. When a black body is heated, it emits heat radiations of

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  4. A black body at a temperature of 227 ^@C radiates heat at a rate of 5 ...

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  5. If the temperature of the sun is doubled, the rate of energy received ...

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  6. The dimensional formula for Stefan's constant is

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  7. A sphere, a cube and a thin circular plate all made of the same materi...

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  8. If a black body is heated from 27 ^@C to 927 ^@C, then the ratio of th...

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  9. The ratio of the wavelength of emission corresponding to the maximum e...

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  10. If the temperature of a black body is doubled, the frequency at which ...

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  11. The phenomenon of black body radiation was explained satisfactorily by

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  12. The maximum wavelength of radiation emitted at 1500K is 5mum. The maxi...

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  13. The maximum wavelength of radiation emitted by a black body at 1227 ^@...

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  14. The temperature of a black body is gradually increased. The colour of ...

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  15. The surface temperature of a black body is 1200 K. What is the wavelen...

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  16. The earth radiates in the infrared region of the spectrum. The wavelen...

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  17. Select and write the most appropriate answer from the given alternativ...

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  18. Select and write the most appropriate answer from the given alternativ...

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  19. Select and write the most appropriate answer from the given alternativ...

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  20. How many degrees of freedom are there for a monoatomic gas?

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