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Anonymous asked in Science & MathematicsPhysics · 8 years ago

Physics Help: Calculate the ideal efficiency of a heat engine with the surface of the ocean as the heat source?

Calculate the ideal efficiency of a heat engine with the surface of the ocean as the heat source (293 K) and deep water as the heat sink (283 K). Round to three significant digits. Enter as a percentage.

Need Help. Thanks.

3 Answers

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  • ?
    Lv 7
    8 years ago
    Favorite Answer

    ɳ = ΔT/Th = (293-283)/293 = 0.0341 in p.u.

    ɳ in % = 100*ɳ = 3,41

  • Mark P
    Lv 7
    8 years ago

    eff = (293 - 283)/293 = 3.4 %

  • James
    Lv 6
    8 years ago

    % efficiency = 100 ( Th - Tc) / Th

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