A four-stroke gasoline engine has a compression ratio of 10:1 with four cylinders of total displacement at 2.3 L. The inlet state is 280 K, 70 kPa and the engine is running at 2100 RPM, with the fuel adding 1400 kJ/kg in the combustion process. What is the net work in the cycle, and how much power is produced?

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FIGURE P10.78