NEET Physics Thermodynamics Questions Solved

Unit mass of a liquid with volume V1 is completely changed into a gas of volume V2 at a constant external pressure P and temperature T. If the latent heat of evaporation for the given mass is L, then the increase in the internal energy of the system is -

(1) Zero

(2) P(V2V1)

(3) LP(V2V1)

(4) L

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