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Is work done during expansion is positiv...

Is work done during expansion is positive or negative ?

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MBD PUBLICATION-THERMODYNAMICS-QUESTION BANK
  1. What we call the system in which no heat enters or leaves out of the s...

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  2. Which is contained in a body in greater amount, heat or internal energ...

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  3. Is work done during expansion is positive or negative ?

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  4. Whether CpgtCv or CvgtCp ?

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  5. What is value of Joule’s mechanical equivalent of heat J?

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  6. Write down the formula of work and heat.

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  7. Which quantity remains constant in Isothermal change ?

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  8. Which quantity remains constant in adiabatic change ?

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  9. What we get from the area under P.V curve ?

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  10. Give a mathematical equation of work done during free expansion ?

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  11. What we call a device for converting heat energy into work.

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  12. What we call a process earned out at constant temperature ?

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  13. What we call a process carried at constant volume?

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  14. What we call a process carried out at constant pressure.

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  15. Which of the two curves Isothermal or adiabatic has greater slope ?

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  16. Is melting of ice reversible or irreversible process ?

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  17. What is efficiency of an engine where source and sink are at same temp...

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  18. What is co-efficient of performance of a refrigerator ?

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  19. What is work done during Isothermal expansion ?

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  20. What is equation of state in an adiabatic process ?

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