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What is emissivity of a body ? How it is...

What is emissivity of a body ? How it is related to absorbing power ?

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MBD PUBLICATION-THERMAL PROPERTIES OF MATTER (HEAT TRANSFER)-QUESTION BANK
  1. What is prevost's theory of heat exchange ?

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  2. Why do we pack ice in gunny bags ?

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  3. What is emissivity of a body ? How it is related to absorbing power ?

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  4. What is wien's displacement law?

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  5. How radiant emittance of a body is connected to emissive power ? Expla...

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  6. State Stefan's law of radiation.

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  7. What is Ferry's concept of a perfect black body.

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  8. Distinguish between land breeze and sea breeze.

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  9. Why does a hot glass chimney crack when cold water thrown to it ?

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  10. Discuss the mechanism of thermal conduction in solids.

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  11. Explain how green house keeps plants warmer.

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  12. Discuss the mechanism of thermal conduction in solids.

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  13. Why does like warm water take more time to cool than boiling water.

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  14. Explain why saucepans are fitted wooden handles.

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  15. What factored affect the rate at which steady state is achieved when o...

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  16. Explain why color of an incandescent body changes as it's temperature ...

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  17. Distinguish between conduction and convection.

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  18. Distinguish between Steady state and variable state of heat conduction...

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  19. Distinguish between Emissive power and absorptive power.

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  20. Distinguish between land breeze and sea breeze.

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