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An ideal gas undergoing expansion in vac...

An ideal gas undergoing expansion in vacuum shows:

A

`DeltaU=-0`

B

`W=0`

C

`q=0`

D

All of these

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The correct Answer is:
D
Ideal gas does not show intermolecular forces of attractions.
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P BAHADUR-THERMODYNAMICS-Exercise
  1. The occurrence of a reaction of impossible if

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  2. Which statements is correct?

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  3. An ideal gas undergoing expansion in vacuum shows:

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  4. Human body is an example of:

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  5. 1 mole of gas occupying 3 litre volume is expanded against a constant ...

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  6. The latent heat of vapourisation of a liquid at 500K and 1atm pressure...

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  7. One mole of ice is converted into water at 273K. The entropies of H2O(...

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  8. A carnot engine operates between temperatures T and 400K(Tgt400K). If ...

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  9. The molar heat capacity for a gas at constant T and P is

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  10. The work done in an open vessel at 300K, when 112g iron reacts with di...

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  11. 16g oxygen gas expands at STP to occupy double of its oxygen volume. T...

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  12. Heat changes measured in a bomb calorimeter are reported in terms of :

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  13. One mole of a gas in the state A(P1, V1, T1) is subjected to adiabatic...

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  14. During an adiabatic process, the pressure of a gas is found to be prop...

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  15. For a gas having molar mass M, specific heat at constant pressure can ...

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  16. If 20kJ work is done by the water fall per unit volume of water and 30...

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  17. An ideal gas is taken through the cycle A rarr B rarr C rarr A As show...

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  18. The pressure-volume of various thermodynamic process is shown in graph...

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  19. An ideal mono-atomic gas follows the path ABDC. The work done during t...

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  20. In a given process on an ideal gas, dW=0 and dQ is negative, then for ...

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