h QUESTION THREE 1.) A four stroke spark ignition engine las a stroke volume of 873 cm and compression ratio of 10 the r
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h QUESTION THREE 1.) A four stroke spark ignition engine las a stroke volume of 873 cm and compression ratio of 10 the r
QUESTION THREE 1.) A four stroke spark ignition engine las a stroke volume of 873 cm and compression ratio of 10 the relative ctficiency is 0.55 while mechanical efficiency is 0.85 at 8000 pm. The air fuel ratio is 13:1 and 11CV of fuel is 44 Mikg. Ait enters the engine at 1 bar and 293K. If volumetric efficiency is 0.90. Determine; 1) Overall efficiency (6 marks) Specific fuel consumption (4 marks) ti) Airflow rate (4 marks) iv.) Power output (5 marks) v.) Brake mcan effective pressure (6 marks) pola
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