Question:
The magnitude of work done by a gas that undergoes a reversible expansion along the path $A B C$ shown in the figure is ______________ .
Solution:
(48.00)
Work done is given by the area under the trapezium.
$\therefore|\mathrm{w}|=\frac{1}{2}(6+10) \times 6=48 \mathrm{~J}$
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