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During January, at a location in Alaska winds at -10°C can be observed, However, several meters...

During January, at a location in Alaska winds at -10°C can be observed, However, several meters below ground the temperature remains at 11°C. An inventor claims to have devised a power cycle working between these temperatures having a thermal efficiency of 10%. Investigate this claim. What is the maximum thermal efficiency for these conditions.

engineering   Mechanical-Engineering   
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then claimei The.rma) esticitney is less than the corTect iVen that T, max - ITL TH 2-81 so, The elaim Es talse and imposible

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