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For which of the following processes is ...

For which of the following processes is the entropy change zero,

A

Isobaric

B

Isothermal

C

Adiabatic

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
C
In adiabatic process `DeltaQ=0`
`DeltaS=(DeltaQ)/(T)=0`
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CP SINGH-LAWS OF THERMODYNAMICS-EXERCISE
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  2. 1mm^3 of a gas is compressed at 1 atmospheric pressure and temperature...

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  3. For which of the following processes is the entropy change zero,

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  4. If a cylinder containing a gas at high pressure explodes, the gas unde...

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  5. Consider the process A and B shown in the figure. It is possible that

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  6. Two gases have the same initial pressure, volume and temperature. They...

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  7. Starting with the same initial conditions, an ideal gas expands from v...

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  8. Four curves A, B, C and D are drawn in Fig. for a given amount of gas....

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  9. A thermally insulated vessel contains an ideal gas of molecular mass M...

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  10. Initial pressure and volume of a gas are P and V respectively. First i...

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  11. An ideal gas expands isothermally from volume V(1) to V(2) and is then...

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  12. One mole of an ideal gas at an initial temperature true of TK does 6R ...

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  13. If the ratio of specific heat of a gas of constant pressure to that at...

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  14. For an ideal gas, (i) the change in internal energy in a constant pr...

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  15. A gas may expand either adiabatically or isothermally. A number of p-V...

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  16. The internal energy of an ideal gas decreases by the same amount as th...

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  17. Three identical adiabatic containers A, B and C Contain helium, neon a...

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  18. P-V plots for two gases during adiabatic processes are shown in the fi...

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  19. A gas undergoes a process in which its pressure P and volume V are rel...

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  20. In the figure shown, the processes leveled 1,2,3 and 4 are

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