Question: A gas is taken through the cyclic process described in Figure P20.30. (a) Find the net energy transferred to the system by heat during one

A gas is taken through the cyclic process described in Figure P20.30.
(a) Find the net energy transferred to the system by heat during one complete cycle.
(b) What If? If the cycle is reversed—that is, the process follows the path ACBA—what is the net energy input per cycle by heat?

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