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1. Please complete the following table for the various cyclic devices working between high and low temperature reservoirs. (30 marks) (1) Heat Engine (2)

1. Please complete the following table for the various cyclic devices working between high and low temperature reservoirs. (30 marks) (1) Heat Engine (2) Refrigerator TH 227 C 320 K (3) Heat Pump 200 K TL 27 C 250 K -98 C 500 W QL 3 kW 200 W Wnet Thermal Efficiency (nth) or COP Irreversible Reversible or Reversible Impossible 0.5 MW 8 Note: If you need to convert the temperate, please use: Temperature in Kelvin = Temperature in degrees Celsius +273.

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