SRMJEE 2018 Paper with key

Question : 49 of 147

Marks: +1, -0

During the melting of a slab of ice at 273K at atmospheric pressure:

positive work is done by the ice-water system on the atmosphere and the internal energy of ice- water system decreases.
positive work is done on the ice-water system by the atmosphere and the internal energy of the ice-water system increases
only the internal energy of the ice-water system increases
only the internal energy of ice-water system decreases.

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