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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
- Two small spherical shells A and B are given positive charges of 9C and 4C
- A road of width 20 m forms an arc of radius 15 m,its outer edge is 2m higher than
- A 6 volt battery is connected to the terminals of a three metre long wire of uniform
- A thermoelectric refrigerator works on
- For a simple pendulum performing simple harmonic motion, the time period
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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