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An ideal Brayton or gas turbine cycle with air as the working medium operates between pressures of 15 psia and 90 lb. The compressor inlet temperatures is 70oF and the turbine inlet temperature is 1240oF. The efficiency of the turbine and compressor is both 80%. Determine the thermal efficiency.   a. 0.344 b. 0.244 c. 0.144 d. 0.044

An ideal Brayton or gas turbine cycle with air as the working medium operates between pressures of 15 psia and 90 lb. The compressor inlet temperatures is 70oF and the turbine inlet temperature is 1240oF. The efficiency of the turbine and compressor is both 80%. Determine the thermal efficiency.   a. 0.344 b. 0.244 c. 0.144 d. 0.044

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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An ideal Brayton or gas turbine cycle with air as the working medium operates between pressures of 15 psia and 90 lb. The compressor inlet temperatures is 70oF and the turbine inlet temperature is 1240oF. The efficiency of the turbine and compressor is both 80%. Determine the thermal efficiency.

 

a. 0.344 b. 0.244 c. 0.144 d. 0.044

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