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Ratio of emissive power of perfectly bla...

Ratio of emissive power of perfectly black

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MBD PUBLICATION-THERMAL PROPERTIES OF MATTER (HEAT TRANSFER)-QUESTION BANK
  1. Example of diathermanous body is .

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  2. Very slow mode of heat transfer is .

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  3. Ratio of emissive power of perfectly black

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  4. Dimension of emissive power is .

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  5. The equation representing Kirchhoff's law is .

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  6. The rate of radiation depends on the temperature.

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  7. Explain what is meant by the statement, thermal conductivity of iron ...

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  8. Give the units of thermal conductivity in different systems ?

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  9. On what facters does the thermal conductivity of a metal depend ?

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  10. If you touch a piece of iron and a piece of wood laying exposed to the...

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  11. What kind of thermal conductivity and specific heat requirements would...

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  12. On what factors does the rate of rise of temperature depend during var...

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  13. Why is clear night cooler than cloudy night ?

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  14. If temperature of a black body increases then what does happen to the ...

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  15. When is the value of emissive power of perfect black surface equal to ...

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  16. State the units of Stefan's constant.

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  17. Do bodies at 0^@c radiate heat ?

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  18. Give the difference between heat and light radiation .

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  19. At what common temperature would a block of wood and a block of metal ...

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  20. What is prevost's theory of heat exchange ?

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