ifos • paper_1 • thermal_physicsifos-2013-subject-04-002
Thermodynamic entropy — UPSC IFoS 2013 Physics PYQ
Buy PYQ Solution Manual →Calculate the net change in entropy when 10\text{ g} water at 60^\circ\text{C} is mixed with 30\text{ g} water at 20^\circ\text{C}.
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