This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the difference between a COP and an HSPF? What will be an ideal ... (Read 69 times)

rayancarla1

  • Hero Member
  • *****
  • Posts: 571
on: Jul 26, 2018
What is the difference between a COP and an HSPF?
 
  What will be an ideal response?

Question 2

Why are fins added to the copper tubing on tube and fin coils?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jordangronback

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 26, 2018
Answer to Question 1

COP is the ratio of heat out divided by heat in and is measured at one condition. HSPF is a measure of heat per watt and is measured for the entire heating season.

Answer to Question 2

Fins are added to the tubing to increase the surface area of the coil.


rayancarla1

  • Hero Member
  • *****
  • Posts: 571
Reply #2 on: Jul 26, 2018
TY


jordangronback

  • Sr. Member
  • ****
  • Posts: 339
Reply #3 on: Jul 26, 2018
You're welcome


« previous next »
 

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Difference between.... Difference between....
Difference between chromosomes, chromatids, and chromatins Difference between chromosomes, chromatids, and chromatins
Difference Between a Sidereal Month and a Synodic Month Difference Between a Sidereal Month and a Synodic Month
Difference of Squares Difference of Squares
Under ideal conditions, a single cell of the bacterium E. coli would divide every 20 minutes to ... Under ideal conditions, a single cell of the bacterium E. coli would divide every 20 minutes to ...
Sheridan Motors is a car dealership that would like to investigate if there is a difference in ... Sheridan Motors is a car dealership that would like to investigate if there is a difference in ...
Video: Darwin's Observation (Fossils, Galapagos Islands & Africa ) and Natural Selection (Adaptive Traits)

For a complete list of videos, visit our video library