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Radiant Energy emitted by a body depends...

Radiant Energy emitted by a body depends upon

A

Nature of the surface of the body

B

Surface area of the body

C

Temperature of the body

D

All the above

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The correct Answer is:
D
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AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-IA
  1. Emissive power and Absorptive power of a body depend upon

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  2. The surface which radiates more heat at a given temperature is

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  3. Radiant Energy emitted by a body depends upon

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  4. In case of a perfect blackbody

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  5. The hot water pipes used to heat up the rooms are painted

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  6. A small hole in the wall of an enclosure behaves as

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  7. In Fery's blackbody

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  8. Blackbody Radiation is

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  9. The spectrum of thermal radiation from a blackbody is

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  10. A person with dark skin when compared to a person with white skin will...

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  11. The best laboratory approximation to an ideal black body is

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  12. The bulbs of two identical thermometers A and B are coated, one with l...

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  13. In a Thermos flask, heat losses due to

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  14. A cup of hot tea on a metal table in a room loses heat by

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  15. Fraunhoffer lines in solar spectrum can be cited as an example of

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  16. A sphere, a cube and circular plate of same material and same mass are...

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  17. A Blackbody, a Whitebody, A Bluebody and a Red coloured body are heate...

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  18. Rate of cooling (d theta)/(dt) depends upon

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  19. On observing light from three different stars P, Q and R, it was found...

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  20. A piece of iron is heated in a flame. It first becomes dull red then b...

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