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When a gas expands adiabatically...

When a gas expands adiabatically

A

no energy is required for expansion

B

energy is required and it comesfrom the wall of the container of the gas

C

internal energy of the gasis used in doing the work

D

law of conservation of energy does not hold good

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CHETANA PUBLICATION-Thermodynamics-EXERCISE
  1. An adiabatic process occurs at constant

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  2. In an adiabatic expansion of a gas

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  3. When a gas expands adiabatically

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  4. The pressure temperature relationship for an ideal gas undergoing adia...

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  5. A gas is compressed at a constant pressure of 50 Pa from a volume 10 m...

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  6. Two samples A and B of a gas initially of the same temperature and pre...

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  7. A quantity of heat Q issupplied to a monoatomic ideal gas, which expan...

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  8. Starting with same initial conditions, an ideal gas expands from volum...

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  9. An ideal gas A and a real gas B have their volumesincreased fromV to2V...

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  10. For a gas undergoing an adiabatic process, the relation between temper...

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  11. The internal energy of a gas decreases by an amount equal to the exter...

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  12. In a cyclic process

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  13. delta Q = delta U is true for

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  14. For isothermal expansion of perfect gas, the value of delta fra(P)(P) ...

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  15. Four curves A, B, Cand Dare drawn in the figure for a given amount of ...

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  16. A given mass of a gas expands from state A to state B by three paths 1...

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  17. If w1 and w2 are the amounts of work done in the given two indicator d...

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  18. In the indicator diagram shown, the work done along the path AB is br>

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  19. In the indicator diagram shown, the work done in the cyclic process is...

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  20. The internal energy of air in a room of volume 40 m^3 atstandard atmos...

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