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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: - Charge density for intrinsic semiconductor will be
- A proton and helium nucleus are shot into a magnetic field at right angles to the field
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Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Charge density for intrinsic semiconductor will be
- A proton and helium nucleus are shot into a magnetic field at right angles to the field
- An alternating voltage of 220 V, 50 Hz frequency is applied across a capacitor
- The S.I. unit of electric flux is
- The primary and secondary coil of the transformer have 50 and 1500 turns respectively
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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