Rankers Physics
Topic: Thermal Physics

If $Q$, $E$ and $W$ denote respectively the heat added, change in internal energy and the work done in a closed cycle process, then: (2004)
$Q = 0$
$W = 0$
$Q = W$
$E = 0$

Solution:

In a closed cycle process, the system returns to its initial state, meaning there is no net change in internal energy ($E = 0$ or $\Delta U = 0$).

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