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The coefficient of performance of a refrigerator is 5. If the temperature inside freezer is -20⁰C, the temperature of the surroundings to which it rejects heat is
Options
(a) 11⁰C
(b) 21⁰C
(c) 31⁰C
(d) 41⁰C
Correct Answer:
31⁰C
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A paramagnetic sample shows a net magnetisation of 0.8 Am⁻¹, when placed
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Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A paramagnetic sample shows a net magnetisation of 0.8 Am⁻¹, when placed
- The mean radius of the earth is R, its angular speed on its own axis is ?
- A sound source is moving towards a stationary listener with 1/10th of the speed
- A plane electromagnetic wave of frequency 20 MHz travels through a space along
- Two spheres A and B of masses m and m respectively collide. A is at rest initially
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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