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Pressure and temperature at the beginning of compression of compression of an air-standard (R=287 J/kgK, gamma=...

Pressure and temperature at the beginning of compression of compression of an air-standard (R=287 J/kgK, gamma= cp/cv=1.4). Diesel cycle are 107kPa and 280K, respectively. At the end of the heat addition, the pressure is 11MPa and the temperature is 2040K.

a) Determine the cut off ratio:

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