| ⇦ | 
| ⇨ |
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.
Related Questions: - The wavelength of the matter wave is independent of
- Mass of the nucleons together in a heavy nucleus is
- The induced emf in a coil of 10 H inductance in which current varies
- In p- type semiconductor, the acceptor level lies
- A concave mirror of focal length f₁ is placed at a distance d from a convex lens
Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The wavelength of the matter wave is independent of
- Mass of the nucleons together in a heavy nucleus is
- The induced emf in a coil of 10 H inductance in which current varies
- In p- type semiconductor, the acceptor level lies
- A concave mirror of focal length f₁ is placed at a distance d from a convex lens
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply