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The first law of thermodynamics is a law...

The first law of thermodynamics is a law of conversion of

A

enegy

B

momentum

C

both energy and momemtum .

D

neither nergy nor momemtum

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The correct Answer is:
A
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BINA LIBRARY-THERMODYNAMICS -EXERCISE
  1. During adiabatic expansion a gas cools - explain the reason .

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

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

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

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

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

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

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

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  9. The internal energy of a perfect gas does not change during

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  10. Which of the following phenomena are reversible ?

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  11. The first law of thermodynamics is a law of conversion of

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  12. In reversible process the entropy of the universe

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  13. To melt 1gm of ice completely the amount of work to be done is

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  14. The temperature of source and sink of a carnot engine are 400K and 300...

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  15. 110J of heat is supplied to a gaseous system whose internal energy inc...

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  16. A sample of gas expands from volume V1 to V2 the amount of work done b...

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  17. Efficiency of an engine is eta1 at T1 =200 degree C and T2= 0 degree C...

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  18. The ratio of specific heat of a agas at constatnt pressure to that con...

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  19. The latent heat of viporisation of water is 2240J if the work done in ...

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  20. A refrigator with its power on , is kept in a closed room with its doo...

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