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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: - Two vessels separately contain two ideal gases A and B at the same temperature,
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Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two vessels separately contain two ideal gases A and B at the same temperature,
- Which phenomenon best supports the theory that matter has a wave nature?
- The dimensions of magnetic field intensity B are
- A tuning fork vibrates with 2 beats in 0.04 second. The frequency of the fork is
- In a uniform circular motion, work done in one complete rotation is
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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