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NEET2019PhysicsThermodynamicsActual

For a refrigerator, heat absorbed from source is 800 ~J and heat supplied to sink is 500 ~J . Then find the coefficient of performance

Options

  1. A5 / 8
  2. B8 / 5
  3. C5 / 3
  4. D3 / 5

Correct answer

C. 5 / 3

Step-by-step solution

Coefficient of performance = Q₂ Q₁-Q₂ = 500 800-500 = 5 3

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