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What is working substance in external co...

What is working substance in external combustion engine ?

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KUMAR PRAKASHAN-THERMODYANMICS -Section-A (Try Your self )
  1. Write the expression of work for an ideal gas in isobaric process.

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  2. What is heat engine ?

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  3. What is working substance in external combustion engine ?

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  4. What is working substance in internal combustion engine ?

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  5. Write common feature of heat engine based on cyclic process ?

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  6. What is the efficiency of heat engine ? Write it formula.

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  7. Why is a heat engine never 100% efficient ?

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  8. What is theoretical efficiency of heat engine ?

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  9. When does any refrigerator or heat pump work ?

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  10. Draw a schematic representation of a refrigerator.

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  11. Define and write the formula for coefficient of performance of a refri...

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  12. Write the formula of coefficient of performance of a heat pump.

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  13. Why the coefficient of performance of refrigerator become infinity ?

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  14. Why can't the efficiency of a heat engine ever be 100 % ?

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  15. Which limitation of heat engine put by the second law of thermodynamic...

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  16. Why the coefficient of performance of a refrigerator never be infinite...

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  17. What is the efficiency of an ideal gas ?

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  18. What is an ideal refrigerator ?

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  19. Write Kelvin-Planck statement for second law of thermodynamics.

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  20. Write clausius statement for second law of thermodynamics.

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