If we consider solar system consisting of the earth and sun only as of the ideal thermodynamic system. The sun works as source of energy having temperature 6000 K and earth as sink having temperature 300 K, the efficiency of solar system would be on the basis of exchange of radiations

Options :
  1. 30%
  2. 65%
  3. 75%
  4. 95%
Answer and Explanation :-

Answer: Option 4


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