Question: The maximum thermal efficiency of a power plant using a geothermal source at 180oC in an environment at 25oC is (a) 43.1% (b) 34.2% (c)

The maximum thermal efficiency of a power plant using a geothermal source at 180oC in an environment at 25oC is
(a) 43.1%
(b) 34.2%
(c) 19.5%
(d) 86.1%
(e) 12.7%

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