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each incorrect answer is worth -1 point. correct answer. Each correct answer is worth 3 points and Select a correct statement of the first www. (A) (B) (C) (D) E heat transfer equals the work done for a process heat transfer minus work equals change in enthalpy net heat transfer equals net work plus internal energy change for a cycle net heat transfer equals the network for a cycle none of the above 2. How is the quality, x, of a liquid-vapot mixture defined? (A) the fraction of the total volume that is saturated vapor (B) the fraction of the total volume that is saturated liquid (C) the fraction of the total mass that is saturated vapor (D) the fraction of the total mass that is saturated liquid (E) none of the above 3. If both the volume and the pressure of an ideal gas contained in a cylinder are doubled, the temperature is (A) (B) (C) (D) (E) constant doubled quadrupled halved tripled Select a correct statement about a Carnot cycle. 1 (A) It has four adiabatic processes. (B) It has two adiabatic processes and two isobaric processes. (C) It has two reversible processes and two irreversible processes. (D) It has two adiabatic processes and two isothermal processes (E) It has all irreversible processes. An ideal gas undergoes an isothermal expansion in a cylinder. Select the true statement. (Q-W = AU) (A) (B) (C) W = (P-P) V W=0 W = -AU