Question: A car engine is operating on the Carnot cycle between a temperature range of 300C and 22C and a maximum and minimum pressures of

A car engine is operating on the Carnot cycle between a temperature

A car engine is operating on the Carnot cycle between a temperature range of 300C and 22C and a maximum and minimum pressures of 70 bar and 2.4 bar. Assume air to be the working fluid. 4.1. Sketch the Carnot cycle on a T-S diagram. (2) 4.2. Calculate the thermal efficiency. (2) 4.3. Calculate the work ratio. (14)

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