In the Joule-Kelvin expansion of a gas, what should be the initial st – McqOptions

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1.	In the Joule-Kelvin expansion of a gas, what should be the initial state of gas to obtain maximum cooling effect?
A.	the initial state of the gas should lie in cooling region
B.	the initial state of the gas should lie in heating region
C.	the initial state of the gas should lie on inversion curve
D.	none of the above
Answer» D. none of the above

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