Variation of polytropic index n
Polytropic
index Relation Effects
n γ/(γ-1)). Negative exponents can also be meaningful in some special cases not dominated by thermal interactions, such as in the processes of certain plasmas in astrophysics.[2]
n=0 pV^0 = p
(constant) Equivalent to an isobaric process (constant pressure)
n=1 pV = NRT
(constant) Equivalent to an isothermal process (constant temperature)
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