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state the second law of thermodynamics ....

state the second law of thermodynamics .

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BINA LIBRARY-THERMODYNAMICS -EXERCISE
  1. Describe the various operation of a carnot's reversible engine and obt...

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  2. What is reversible and irreversible processes ?

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  3. state the second law of thermodynamics .

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  4. Assuming that the working substance of a carnot's engine is a perfect ...

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  5. On what does the efficiency of a heat engine depends ?

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  6. How can the efficiency of a reversible engine be 100%?

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  7. How does a gas do work when its expands adiabatically ?

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  8. An amount of heat Q is supplied to a monatomic ideal gas to expand at ...

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  9. Can the whole of work be converted into heat ?

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  10. Can the whole of heat be converted into work ?

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  11. can two isothermal curves intersect each other ?

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  12. What happens when a thermoflask containing some gas is shaken vigorous...

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  13. can a room be cooled by leaving the door of a refrigator open ?

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  14. During adiabatic expansion a gas cools - explain the reason .

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  15. Find the efficiency of a carnot's engine working between 500K and 300K

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  16. An inventor claims to have developed an engine working between 600k an...

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  17. An ideal heat engine takes in heat at 1520K and rejects heat at 380K ....

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  18. An ideal engine takes in heat at 1000K .and rejects heat 300K . Calcul...

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  19. A carnot's engine has an efficiency of 50% when its sinks temperature...

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  20. Find the efficiency of a carnot's engine that works between the tempe...

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