An ideal otto cycle has a compression ratio of 8. At the beginning of the compression process, air ia at 95 kPa and 27C and 790 KJ/kg of heat is transferred to air during the constant volume heat addition process. take into account the variation of specific heats with temp. the has constant of air is R=0.287 a) Determine the pressure  and temperature at the end of the heat- addition  process b)determine the net work output c) determine the thermal efficiency d) determine the mean effective pressure for the cycl

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