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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
- Light with an energy flux of 25×10⁴ Wm⁻² falls on a perfectly reflecting surface
- The heat dissipated in a resistance can be obtained by measuring of resistance,
- A national roadway bridge over a canal is in the form of an arc of a circle of radius
- Electric field intensity at a point in between two parallel sheets due to like
- A susceptibility of a certain magnetic material is 400. What is the class
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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