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What are thermal radiations ? Give their...

What are thermal radiations ? Give their two important properties.

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SL ARORA-Thermal Properties of Matter-Exercise
  1. Distinguish between natural and forced convections. Give one example o...

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  2. Explain, how land and sea breezes occur?

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  3. What are thermal radiations ? Give their two important properties.

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  4. According to Prevost's theory of heat exchange, the heat exchange shop...

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  5. State Stefan-Boltzmann law. Write the CGS and SI units of Stefan-Boltz...

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  6. State and give mathematical expressions for Stefan's law of black body...

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  7. State and give mathematical expressions for Newton's law of cooling

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  8. What is meant by coefficient of linear expansion and coefficient of cu...

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  9. What do you mean by coefficients of apparent and real expansion of a l...

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  10. Define thermal capacity and water equivalent of a body. State their un...

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  11. Explain anomalous behaviour of water. Write its effect in lakes and po...

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  12. Define thermal conduction. Briefly explain its molecular mechanism.

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  13. Briefly explain, how does a metallic rod heated at one end attain stea...

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  14. Explain the following in reference to thermal conduction in a rod: Ste...

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  15. Explain the following in reference to thermal conduction in a rod: Iso...

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  16. Explain the following in reference to thermal conduction in a rod: Tem...

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  17. Name the three modes of transfer of heat from one object to other. Als...

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  18. Mention atleast three applications of conductivity in daily life.

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  19. Define thermal conduction and convection. How are these modes of trans...

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  20. Define absorptive power. Write their SI units, if any.

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