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A Carnot engine having sink at 27^@C has...

A Carnot engine having sink at `27^@C` has an efficiency of 40%.It is desired to increase the efficiency of 10%.By how many degrees the temperature of the source has to be increased?

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JBD PUBLICATION-Thermodynamics-EXAMPLE
  1. Carnot engine takes in a thousand kilocalories of heat from a eservoir...

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  2. Carnot engine takes in a thousand kilocalories of heat from a eservoir...

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  3. A Carnot engine having sink at 27^@C has an efficiency of 40%.It is de...

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  4. Find the work required to compress adiabatically 1 g of air initally a...

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  5. A tyre is pumped to a pressure of 3.375 atmospheres and at 27^@C sudde...

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  6. Assuming a domestic refrigerator a reversible engine working between m...

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  7. Give two statements of second law of thermodnamics.

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  8. Write short note on cyclic process.

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  9. 5 moles of oxygen are heated at constant volume from 10^@C ot 20^@C.Wh...

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  10. The molar heat capacity of a gas at constant volume is to be 5 cal mol...

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  11. 0.32 g of oxygen is kept in a rigid container and is heated .Find the ...

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  12. What do you understand by isobaric and isochoric process?

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  13. What is the relation between CP and Cv?

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  14. How can you explain that Cp is greatere than Cv ?

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  15. Write detail of specific heats of gases.

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  16. A gas expands in such a manner that its pressure and volume comply wit...

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  17. A gas occupying one litre at 80 cm pressure is expanded adiabatically ...

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  18. If at 50^@C and 75 cm of mercury pressure , a definite mass of a gas ...

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  19. Write short note on thermal equilibrium.

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  20. Consider a PV-diagram in which the path followed by one mole of perfec...

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