In an Isothermal change, the change in pressure and volume of a gas can be represented for three different temperature; $T _3 > T _2 > T _1$ as :
JEE MAIN 2023, Medium
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For isothermal process $P - V$ graph is rectangular hyperbola As dotted line is isobaric line which implies $T _3 > T _2 > T _1$ as volume is increasing.
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