Hachhi8859 Hachhi8859

09-01-2024
Physics

contestada

A system is changed from state A to state B by one path and from B to A another path. If E1 and E2 are the corresponding changes in internal energy, then :
a. E1+E2=-ve
b. E1+E2=+ve
c. E1+E2=0
d. None of these

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