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Based on first law of thermodynamics, wh...

Based on first law of thermodynamics, which one of the following is correct ?

A

for an isochoric process, `DeltaU = -q_(v)`

B

for an isothermal process, `q = +w`

C

for an isobaric process, `q_(p) = DeltaU + w`

D

for an adiabatic process, `DeltaU = -w`

Text Solution

Verified by Experts

The correct Answer is:
A
For an isobaric process,
`q_(p) = DeltaU + w`
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MODERN PUBLICATION-THERMODYNAMICS-Competition File MCQ
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  5. The reaction in which DeltaH gt DeltaU is .

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  6. A gas performs 0.320 kJ work on surroundings and absorbs 120 J of heat...

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  7. Which one of the following equations does not correctly represent the ...

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  8. for a diatomic ideal gas in a closed system , which of the follo...

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  9. The entropy change associated with the conversion of 1 kg of ice at 27...

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  10. 5 moles of an ideal gas at 100 K are allowed to undergo reversible com...

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  11. The difference between Delta H and DeltaU(DeltaH - DeltaU), when the c...

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  12. An ideal gas undergoes isothermal compression from 5 m^(3) to 1 m^(3) ...

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  13. A process has Delta H= 200 J mol^(-1) and DeltaS=40" JK"^(-1)mol^(-1)....

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  14. Among the following, the set of parameters that represents path functi...

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  15. An ideal gas is allowed to expand from 1L to 10 L against a constant e...

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  16. Two moles of an ideal gas is expanded isothermally and reversibly from...

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  17. The reaction A to b is not feasible but on changing entropy through a ...

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  18. For the process : H(2)O(l) (1 bar, 373 K) to H(2)O(g) (1 bar, 373 K)...

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