P(kPa) Q3. A sample of gas in a cylinder undergoes a cycle in the form of a circle as shown in Fig. 3 when exchanging some heat with the 500 environment. 400 (a) Compute the work made by this gas after one cycle by using the integral: 300 A B 200 | pdV and by using the area. Compare two results. 100 (b) Find the quantity of heat exchanged with the gas. 1.2 3.6 6.0 V(L)
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