Question
Asked Mar 20, 2020
1 views

What is the theoretical maximum (COP) for a fridge operating between temperatures of - 10 oC and 20 oC?

check_circle

Expert Answer

Step 1

The coefficient of performance (COP) is the ratio of the amount of heat removed at the lower temperature to the work put into the system. (i.e., engine)

Physics homework question answer, step 1, image 1

...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.

Related Physics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: If cooling occured at the bottom of pond instead at the surface, would the pond freeze from the bott...

A: Click to see the answer

question_answer

Q: How does a plasma differ from a gas?

A: Gas is made of individual atoms, molecules or compound molecules. For instance, helium gas is made o...

question_answer

Q: A bird weighing 2 pounds is inside a completely enclosed box weighing 3 pounds. There is no air exch...

A: Since there is no air exchange inside and outside of the box, the weight of the system will remain c...

question_answer

Q: Used normally, a 150-watt, 120 volt light bulb requires how many amps of current?

A: We have, Watt = Ampere x Volt Here Watt = 150 Watt Volt = 120 V    

question_answer

Q: Cite a primary difference between waves of solar radiation and waves of terrestial radiation?

A: Solar radiation is the electromagnetic radiation produced as a result of fusion reaction in the Sun’...

question_answer

Q: Two identical small conducting spheres are separated by 0.60 m. The spheres carry different amounts ...

A: When the spheres are connected by a slender wire, the charge gets equally distributed. Thus the half...

question_answer

Q: (b) Enter the larger possible value of R.

A: Given information; Here, I is the current, d is the wire’s diameter and e is the electronic charge.

question_answer

Q: A transformer has a turns ratio of two to one. If a 100 ohm resistor is connected on the high side, ...

A: The expression for total resistance, which is referred to primary,

question_answer

Q: Wood is better insulator than glass , yet fiberglass is commonly used as insulator in wooden buildin...

A: Insulator: The insulators do not have free electrons on their surface, so they do not allow the heat...