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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.
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Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When you make ice cubes, the entropy of water
- Moment of inertia of a uniform circular disc about a diameter is I. Its moment
- Two waves of same amplitude superpose. The resultant intensity is I₁
- The ratio of the acceleration for a solid sphere(mass m and radius R)rolling down
- A transistor is operated in common-emitter configuration at Vᵥ = 2 V such that a change
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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