Question: After following this two - step process, the gas cycles back to its original state A by un - dergoing an isothermal process, followed by

After following this two-step process, the gas cycles back to its original state A by un-
dergoing an isothermal process, followed by an adiabatic process.
b. Compute the work done on or by (indicate which) the gas over the course of the full
cycle.
c. If this cycle represents an engine, compute its efficiency. If it represents a refrigerator,
compute its coefficient of performance.

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