GATE XE (Engineering Sciences) 2022 - Question 80

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Section: Thermodynamics | Marks: 2

An ideal Brayton cycle operates between maximum and minimum temperatures of 3T and 1T , respectively. For constant values of 3T and 1T , the pressure ratio (rp) for maximum work output is (γis the specific heat ratio of air)

  • A. ( )1 3 1 T T γ γ−
  • B. ( ) 2 1 3 1 T T γ γ−
  • C. ( ) 2 1 3 1 T T γ γ−
  • D. ( ) 2 1 3 1 T T γ−

Answer: C. ( ) 2 1 3 1 T T γ γ−

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