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The maximum possible efficiency of a heat engine working between a hot reservoir at T₁ and a cold reservoir at T₂ is:

  1. (a) 1 - T₁/T₂
  2. (b) 1 - T₂/T₁
  3. (c) T₁/T₂
  4. (d) T₂ - T₁
Answer and solution

Answer (b) 1 - T₂/T₁

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Study Thermodynamics

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