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Thermodynamics problem: An engine operates on an air-standard Otto cycle. The pressure and temperature of the...

Thermodynamics problem:

An engine operates on an air-standard Otto cycle. The pressure and temperature of the isentropic compression 100 kPa and 40 °C, respectively. The pressure at the end of compression is 2.0 MPa and the net work is 87,000 J/mol. Assume ideal air-standard cycle. Determine the following:

  1. pressure, volume, and temperature at end of each step.
  2. compression ratio.
  3. heat input and heat rejected per mol of working fluid.
  4. thermal efficiency of the cycle.

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Expert Solution

Amanda K answered 6 months ago
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