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The coefficient of performance of a Carnot refrigerator working between 30⁰C and 0⁰C is
Options
(a) 10
(b) 1
(c) 9
(d) zero
Correct Answer:
9
Explanation:
Coefficient of performance = K
.·. K = T₂ / (T₁-T₂) = 273 / (303-273) = 273 / 30 = 9.
Related Questions: - The ionisation potential of hydrogen-atom is -13.6 eV. An electron in the groundstate
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Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The ionisation potential of hydrogen-atom is -13.6 eV. An electron in the groundstate
- The relationship between decay constant λ and half-life T of a radioactive substance is
- A luminous object is seperated from a screen by distance d. A convex lens
- Which of the following figures represent the variation of particle momentum
- A body of mass 0.25 kg is projected with muzzle velocity 100 m/s from a tank
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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