Question: 2 - 1 5 . The initial conditions for an air - standard Otto cycle are 1 4 . 7 psia and 6 0 F

2-15. The initial conditions for an air-standard Otto cycle are 14.7 psia and 60
F . The compression ratio is 8 to 1 and the heat transfer to the air per cycle
is 820Btulb. Calculate the mean effective pressure and the thermal
efficiency of this Otto cycle.
2 - 1 5 . The initial conditions for an air -

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