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What is "critical temperature"?...

What is "critical temperature"?

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CHETANA PUBLICATION-THERMAL PROPERTIES OF MATTER-EXERCISE
  1. Explain a phase diagram.

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  2. Draw temperature v//s heat graph for water at one standard atmospheric...

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  3. What is "critical temperature"?

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  4. What is meant by Latent heat ?

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  5. Define : Latent heat of fusion (Lf) Latent heat of vapourisation (Ly)

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  6. When 0.1 kg of ice at 0 ^@C is mixed with 0.32 kg of water at 35 ^@C i...

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  7. Why is latent heat of vaporisation much larger than latent heat of fus...

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  8. An electric kettle takes 20 min. to heat a certain quantity of water f...

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  9. What are the three modes of heat transfer? Describe each in brief.

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  10. What is thermal conductivity?

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  11. What is meant by "steady state"?

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  12. Define temperature gradient.

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  13. Derive an expression for coefficient of thermal conductivity of a mate...

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  14. Define coefficient of thermal conductivity. State its MKS unit

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  15. What ismeant by "thermal resistance"?Explain. State its SI unit and di...

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  16. Describe three applications of thermal conductivity

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  17. Give reason, why (i)Cooking is difficult at high altitude.

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  18. Give reason, why (ii)Cooking is faster in a pressure cooker.

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  19. Find the temperature difference between two sides of a steel plate 4 c...

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  20. What is the difference between boiling and evaporation?

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