Evaluate the heat engine shown in the figure and determine whether it follows (i) the first law or (ii) the second law of thermodynamics.

• A. i. obeys first law, ii. obeys second law
• B. i. obeys first law, ii. violates second law
• C. i. violates first law, ii. obeys second law
• D. i. violates first law, ii. violates second law

Answer: (C)