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Write down the mathematical form of the first law of thermodynamics.

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CHHAYA PUBLICATION-FIRST AND SECOND LAW OF THERMODYNAMICS-Examination Archive with solution (WBCHSE)
  1. The temperature of a fixed mass of an ideal gas is changed from T(1)K ...

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  2. 1 mol of an ideal gas is compressed to half of its initial volume (i) ...

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  3. Write down the mathematical form of the first law of thermodynamics.

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  4. The second law of thermodynamics.

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  5. An ideal gas is compressed from state (P(1), V(1), T) to state (P(2), ...

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  6. Certain amount of an ideal gas (gamma = 1.4) performs 80J of work whil...

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  7. Show adiabatic and isothermal processes on a single p-V diagram. Of th...

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  8. Define reversible and irreversible process. Explain with an example of...

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  9. Draw indicator diagram of Carnot's cycle.

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  10. The efficiency of a Carnot engine is 50%. The temperature of the heat ...

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  11. During adiabatic expansion of 2 mol of a gas, the internal energy of t...

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  12. Why does ideal gas contain two specific heats?

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  13. Determine the difference between two specific heats of one mole ideal ...

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  14. Adiabatic curves are much steeper than isothermal-Prove it.

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  15. Give example of an intensive variable and an extensive variable.

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  16. The slope of an isothermal curve is always

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  17. Define reversible and irreversible processes.

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  18. Find out the expression for the work done by a gas in adiabatic expans...

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  19. Show that in an adiabatic process the relation between volume and temp...

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  20. When 110J of heat is supplied to a gaseous system, the internal energy...

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