A steam heat engine is running through a Carnot cycle. The heat transfer to the working fluid happens at 300 deg. Celsius and it is a phase change (state 1 to 2) from saturated liquid (1) to saturated vapor (2). The heat is rejected at 60 deg. Celsius (process state 3 to state 4). 28. What is the quality of steam (x3) at the entrance of the heat rejection process? a. 0.3422 b. 0.6885 c. 0.6578 d. 0.3115 29. What is the quality of steam (x4) at the exit of the condenser? e. 0.3422 f. 0.6885 g. 0.6578 h. 0.3115 30. What is the thermal efficiency of the heat engine? 58.13% i. j. 41.87% k. 45.36% I. 54.64%

A steam heat engine is running through a Carnot cycle. The heat transfer to the working fluid happens at 300 deg. Celsius and it is a phase change (state 1 to 2) from saturated liquid (1) to saturated vapor (2). The heat is rejected at 60 deg. Celsius (process state 3 to state 4). 28. What is the quality of steam (x3) at the entrance of the heat rejection process? a. 0.3422 b. 0.6885 c. 0.6578 d. 0.3115 29. What is the quality of steam (x4) at the exit of the condenser? e. 0.3422 f. 0.6885 g. 0.6578 h. 0.3115 30. What is the thermal efficiency of the heat engine? 58.13% i. j. 41.87% k. 45.36% I. 54.64%

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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