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SNIIX18 Group Title

A heat engine has a hot reservoir of 490°C and a cold reservoir of 210°C. What is the efficiency of the engine? A. 62.3% B. 52.6% C. 57.1% D. 48.2%

  • one year ago
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  1. koushik_ksv Group Title
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    I can give you the maximum possible efficiency of the engine.

    • one year ago
  2. SNIIX18 Group Title
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    What is it lol :)

    • one year ago
  3. koushik_ksv Group Title
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    Considering a carnot's cycle, \[\eta = 1- T _{2}/T _{1} \] where n - efficiency T(2)- temperature of cold reservoir T(1)- of hot reservoir

    • one year ago
  4. koushik_ksv Group Title
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    If you put values, you get close to C.

    • one year ago
  5. SNIIX18 Group Title
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    yes lol thats what i got :) thank you do you think you can help me with my physics test ?

    • one year ago
  6. koushik_ksv Group Title
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    Yeah, I will try my best.

    • one year ago
  7. SNIIX18 Group Title
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    okay hold up ill show you the rest of the questions

    • one year ago
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