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In rainy season, on a clear night the bl...

In rainy season, on a clear night the black seat of a bicycle becomes wet because

A

It absorbs water vapour

B

Black seat is good absorber of heat

C

Black seat is good radiator of heat energy

D

None of the above

Text Solution

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The correct Answer is:
C
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  2. If between wavelength lambda andlambda + dlambda, e(lambda) and a(lamb...

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  3. If 'p' calorie of heat energy is incident on a body and absorbs 'q' ca...

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  4. Distribution of energy in the spectrum of a black body can be correctl...

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  5. In rainy season, on a clear night the black seat of a bicycle becomes ...

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  6. A polished metal plate with a rough black spot on it is heated to abou...

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  7. At a certain temperature for given wavelength, the ratio of emissive p...

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  8. The cause of Fraunhoffer lines is

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  9. Two thermometers A and B are exposed in sunlight. The bulb of A is pai...

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  10. There is a black spot on a body. If the body is heated and carried in ...

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  11. When red glass is heated in dark room it will seem

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  12. A hot body will radiate maximum energy if its surface is

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  13. A body, which emits radiations of all possible wavelengths, is known a...

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  14. Which of the following is the example of ideal black body?

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  15. An ideal Black-body at room temperature is thrown into a furnace. It i...

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  16. Absorption co-efficient of an open window is...

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  17. Which of the prism is used to see infra-red spectrum of light

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  18. Which of the following statement is correct

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  19. A piece of blue glass heated to a high temperature and a piece of red ...

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  20. Which of the following law states that "good absorbers of heat are goo...

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