A refrigerator has a coefficient of performance of 2.40. Each cycle it absorbs 3.28×104 JJ of heat from the cold reservoir.
Added by Paula M.
Step 1
The COP is defined as the ratio of the heat absorbed from the cold reservoir (Qc) to the work input (W) required to transfer that heat. Mathematically, it is expressed as: \[ \text{COP} = \frac{Q_c}{W} \] Show more…
Show all steps
Your feedback will help us improve your experience
Shital Rijal and 63 other Physics 101 Mechanics educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
A refrigerator has a coefficient of performance of 2.10. In each cycle it absorbs 3.10 $\times$ 10$^4$ J of heat from the cold reservoir. (a) How much mechanical energy is required each cycle to operate the refrigerator? (b) During each cycle, how much heat is discarded to the high-temperature reservoir?
The Second Law of Thermodynamics
Refrigerators
20.9. A refrigerator has a coefficient of performance of $2.10 .$ In cach cycle it absorbs $3.40 \times 10^{4} \mathrm{J}$ of heat from the cold reservoir. (a) How much mechanical energy is required each cycle to operate the refrigerator? (b) During each cycle, how much heat is discarded to the high-temperature reservoir?
Adi S.
Recommended Textbooks
University Physics with Modern Physics
Physics: Principles with Applications
Fundamentals of Physics
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD