An ideal internal combustion engine is operating using a fuel as working fluid with a specific capacity ratio of 1.404. The compression ratio and expansion ratio of the engine are 9 and 7,...

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Extracted text: An ideal internal combustion engine is operating using a fuel as working fluid with a specific capacity ratio of 1.404. The compression ratio and expansion ratio of the engine are 9 and 7, respectively. Determine the efficiencies if the engine is: a. Otto engine b. Diesel Engine c. Brayton Engine