Jee MainHeat And ThermodynamicsJEE Main 2025 (Online) 3rd April Morning ShiftMCQ+4 / -12025ENHIDuring the melting of a slab of ice at 273 K at atmospheric pressure :AInternal energy of ice-water system remains unchanged.B Positive work is done by the ice-water system on the atmosphere.C Positive work is done on the ice-water system by the atmosphere.D Internal energy of the ice-water system decreases.Check AnswerClear SelectionReveal AnswerShow Explanation