At the maximum inversion temperature in the graph of isenthalpic or joule-kelvin expansion of a gas, the value of Joule-Kelvin coefficient is?
A. negative
B. positive
C. zero
D. positive, negative or zero depends upon initial temperature
Answer:C
At the maximum inversion temperature in the graph of isenthalpic or joule-kelvin expansion of a gas, the value of Joule-Kelvin coefficient is?
A. negative B. positive C. zero D. positive, negative or zero depends upon initial temperature