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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
- Time period of oscillation of a magnet is 2 sec. When it is remagnetised
- In semiconductor at a room temperature
- The power supplied by a force acting on a particle moving in a straight line
- The density of ice is 0.9 g/cc and that of sea water is 1.1 g/cc
- The moment of inertia of a thin uniform rod of mass M and length L about an axis
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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