GATE XE (Engineering Sciences) 2025 - Question 70

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Section: Thermodynamics | Marks: 1

If 𝛾 refers to the ratio of specific heats, the air-standard efficiency of an Otto cycle is

  • A. 1 βˆ’ 1 (Compression ratio)𝛾
  • B. 1 βˆ’ 1 (Pressure ratio) (π›Ύβˆ’1 𝛾)
  • C. 1 βˆ’ 1 (Compression ratio)(π›Ύβˆ’1)
  • D. 1 βˆ’ 1 (Pressure ratio)(π›Ύβˆ’1)

Answer: C. 1 βˆ’ 1 (Compression ratio)(π›Ύβˆ’1)

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