Q1.1 (v6q9-15) An air-standard cycle with variable specific heats is executed in a closed system and is composed of the following four processes: 1-2 isentropic compression from 100kPa and 27C to 800 kPa; 2-3 v=constant heat addition to 1800K; 3-4 isentropic expansion to 100kPa; 4-1 p=constant heat rejection to initial state. (a) Show the cycle on p-v and T-s diagrams. (b) Calculate the net work output per unit mass. (c) Determine the thermal efficiency. Ans: 570.1 kJ/kg, 51.9%

Q1.1 (v6q9-15) An air-standard cycle with variable specific heats is executed in a closed system and is composed of the following four processes: 1-2 isentropic compression from 100kPa and 27C to 800 kPa; 2-3 v=constant heat addition to 1800K; 3-4 isentropic expansion to 100kPa; 4-1 p=constant heat rejection to initial state. (a) Show the cycle on p-v and T-s diagrams. (b) Calculate the net work output per unit mass. (c) Determine the thermal efficiency. Ans: 570.1 kJ/kg, 51.9%

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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