20 g of air undergoes a closed cycle, illustrated in Figure Q2, which consists of the following 3processes:1-2 Constant pressure heat rejection.2-3 Constant volume heat addition.3-1 Isothermal expansion back to the original conditions.P (kPa)751V (m')0.0250.04Figure Q2: Three process cycleGiven that Rair = 287 J/kg-K, and Cy = 718 J/kg-K, and assuming ideal gas conditions throughout:(a) Determine the temperatures at points 1, 2 and 3, and the pressure at point 3.(b) Determine the work during each process, and the net work from the cycle.(c) Determine the heat transferred during each process.(d) Verify that this is a cycle.

Answered: Image /qna-images/answer/c97833f3-092f-4142-a884-0627e25f61ca.jpg

processes: 1-2 Constant pressure heat rejection. 2-3 Constant volume heat addition. 3-1 Isothermal expansion back to the original conditions. P (kPa) 13 75 - 2 1 V (m³) 0.025 0.04 Figure Q2: Three process cycle Given that Rair = 287 J/kg K, and C, = 718 J/kg-K, and assuming ideal gas conditions throughout: (a) Determine the temperatures at points 1, 2 and 3, and the pressure at point 3. (b) Determine the work during each process, and the net work from the cycle. (c) Determine the heat transferred during each process. (d) Verify that this is a cycle.

processes: 1-2 Constant pressure heat rejection. 2-3 Constant volume heat addition. 3-1 Isothermal expansion back to the original conditions. P (kPa) 13 75 - 2 1 V (m³) 0.025 0.04 Figure Q2: Three process cycle Given that Rair = 287 J/kg K, and C, = 718 J/kg-K, and assuming ideal gas conditions throughout: (a) Determine the temperatures at points 1, 2 and 3, and the pressure at point 3. (b) Determine the work during each process, and the net work from the cycle. (c) Determine the heat transferred during each process. (d) Verify that this is a cycle.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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