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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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- 1 Wb/m² equal to
- Two charged spheres seperated at a distance d exert a force F on each other.
- A body of mass 0.25 kg is projected with muzzle velocity 100 m/s from a tank
- A particle of mass 100g tied to a string is rotated along a circle of radius 0.5 m
- A car of mass m is moving on a level circular track of radius R
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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