The Otto cycle of Fig. 9.39 has a compression ratio of 8 and a maximum temperature of 2000°C. What is the efficiency of this cycle? Determine the heat transfer in and the net work of the cycle if the air enters the cylinder at
a) 25°C,
b) 120°C,
c) 200°C. Assume the cold air-standard applies.
Figure 9.39

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