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In an adiabatic expansion of an ideal g...

In an adiabatic expansion of an ideal gas -

A

`W=-Delta U`

B

`W= Delta U`

C

`Delta U=0`

D

`W=0`

Text Solution

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The correct Answer is:
B
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RESONANCE-THERMODYNAMICS-Exercise -1 Part -II Only option correct type
  1. In an isothermal expansion of an ideal gas. Select wrong statement:

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  2. A system undergoes a process which absorbed 5 KJ of heat and undergoin...

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  3. In an adiabatic expansion of an ideal gas -

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  4. The temperature of the system decreases in an

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  5. 1 mol of NH(3) gas at 27^(@)C is expanded under adiabatic condition to...

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  6. A balloon of 1 L volume is fill with O(2) gas, kept in a spaceship at...

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  7. 1 mole of an ideal diatomic gas undergoes a reversible polytropic proc...

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  8. In a cyclic process shown in the figure an ideal gas is adiabatically...

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  9. The molar heat capacity for the process shown in fig. is

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  10. In figure, A and B are two adiabatic curves for two different gases. T...

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  11. If w(1).w(2),w(3) and w(4) are work done in isothermal, adiabatic, iso...

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  12. One mole of non- ideal gas undergoes a change of state (1.0 atm, 3.0L,...

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  13. A system containing real gas changes it's state from state -1 to state...

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  14. For the isothernmal expansion of an ideal gas

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  15. A container of volume 2L is seperated into equal compartments. In one ...

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  16. A vessel contains 100 litres of a liquid X. Heat is supplied to the li...

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  17. H(2)O((s))rarrH(2)O((l)) This phase transition is carried out at con...

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  18. At 1 atm pressure freezing of n mole of water liquid (0^(@)C) then hea...

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  19. The free energy change for a reversible reaction at equilibrium is:

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  20. Delta H^(@) for the reaction X((g))+Y((g))hArrZ((g)) is -4.6 kcal, the...

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