(a) Refer to the two P–V graphs: (i) Does this graph illustrate a reversible process or an irreversible process? (ii) What does the area under the curve represent? (b) Change in internal energy is a state function while work is not, why?

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Heat and Work in Thermodynamics, First Law of Thermodynamics, Thermodynamic State Variables | PadhAiPro

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TextHeat and Work in ThermodynamicsFirst Law of ThermodynamicsThermodynamic State Variables

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