MAE 201 Final 2022 (QUESTIONS & ANSWERS VERIFIED 100% CORRECT)

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Identify the system for a piston-cylinder. a. closed system b. open system c. isolated system - ✔✔a. closed system Identify the system for a turbine. a. closed system b. open system c. isol... ated system - ✔✔b) Open system Identify the system for a refrigerator and its immediate surroundings. a. closed system b. open system c. isolated system - ✔✔c. isolated system Identify the system for a sealed tank. a. closed system b. open system c. isolated system - ✔✔a. closed system In the first law, the energy entering the system and the energy leaving the system can be due to a. only work. b. heat, work, and mass flow. c. only work and mass flow. d. only heat transfer. - ✔✔b. heat, work, and mass flow. The thermodynamic sign convention states that Select one or more: a. work transferred out of a system has a positive value. b. the change of temperature in a system must be positive. [Show More]

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