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Heat travels through vaccum by...

Heat travels through vaccum by

A

conduction

B

convection

C

radiation

D

both 'a' and 'b'

Text Solution

Verified by Experts

The correct Answer is:
C
Heat radiations are electromagnetic waves of wavelength.
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NIKITA PUBLICATION-KINETIC THEORY OF GASES & RADIATION -MCQs (Absorption, reflection and transmission of heat radiation)
  1. In which of the following process, convection does not take place pri...

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  2. A thermos flask is polished well

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  3. Heat travels through vaccum by

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  4. We consider the radiation emitted by the human body. Which of the foll...

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  5. The earth radiates in the infra-red region of the spectrum. The spectr...

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  6. Infrared radiation is detected by

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  7. A hot and a cold body are kept in vacuum separated from each other. Wh...

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  8. The coefficient of absorption is the ratio of

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  9. Athermanous bodies are those

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  10. The transmission of heat by molecular collision is called

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  11. When thermal radiations incident on athermanous medium, the temperatur...

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  12. The coefficient of absorption of the thermal radiation of black body ...

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  13. The sum of the absorptance, reflectance and transmittance of a body is

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  14. The substance which are transparent to thermal radiation are

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  15. Absorptive power of a body depend upon

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  16. The coefficient of transmission is the ratio of

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  17. The coefficient of reflection is the ratio of

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  18. A good absorber is a

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  19. The diathermanous is

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  20. The coefficients off absorption and reflection of the surface of a thi...

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