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

Author Question: What is the purpose of bypass piping on a hot water gas fired boiler? A) ensure that the return ... (Read 64 times)

Jramos095

  • Hero Member
  • *****
  • Posts: 528
on: Jul 27, 2018
What is the purpose of bypass piping on a hot water gas fired boiler?
 
  A) ensure that the return water temperature does not drop too low
  B) to modulate the capacity of the heating system
  C) to allow the boiler to fire continuously, even with no heating load
  D) to relieve the extra pressure created by the circulating pump

Question 2

Compared to the stator's magnetic field, the rotor's magnetic field is:
 
  A) Opposite in polarity. B) Similar in polarity.
  C) Fixed instead of varying. D) Much stronger.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ddddd

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

A


Jramos095

  • Member
  • Posts: 528
Reply 2 on: Jul 27, 2018
Wow, this really help

ASDFGJLO

  • Member
  • Posts: 335
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Water-conducting cells of the xylem. Water-conducting cells of the xylem.
Water chain in cytochrome f Water chain in cytochrome f
Water wheel is the most promising solution to ocean plastic Water wheel is the most promising solution to ocean plastic
Daily Water Balance in the Body Daily Water Balance in the Body
A hole in the muffler allows condensed water to escape. A hole in the muffler allows condensed water to escape.
Water forms spheres of hydration Water forms spheres of hydration
Video: Origin of organelles Animation

For a complete list of videos, visit our video library