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

Author Question: The house electrical service should be checked before installing a unit in an older house because ... (Read 106 times)

urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
on: Jul 24, 2018
The house electrical service should be checked before installing a unit in an older house because the electrical service in many older houses:
 
  A) Uses a different style of circuit connector that is not compatible with electric furnaces.
  B) Will not supply 240 V to major loads.
  C) Will not supply the current requirements of an electric furnace.
  D) Operates on DC current, and electric furnaces require AC current.

Question 2

Electro-mechanical control systems operate by:
 
  A) Processing electronic signals with a microprocessor.
  B) Providing a modulating air pressure in response to monitored conditions.
  C) Providing a varying DC voltage in response to monitored conditions.
  D) Turning relay coils on or off to complete circuits.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nmyers

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

D


urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
Reply #2 on: Jul 24, 2018
TY


nmyers

  • Sr. Member
  • ****
  • Posts: 336
Reply #3 on: Jul 24, 2018
You're welcome


« previous next »
 

Did you know?

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

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

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.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

The conduction system of the heart; traces the path of the electrical impulse that stimulates the he The conduction system of the heart; traces the path of the electrical impulse that stimulates the he
The Two-Step Persuasion Technique to Encourage Community Service The Two-Step Persuasion Technique to Encourage Community Service
Frank Lloyd Wright, Drawing for Fallingwater, Kaufmann House, Bear Run, Pennsylvania. Frank Lloyd Wright, Drawing for Fallingwater, Kaufmann House, Bear Run, Pennsylvania.
Women who are 65 and older have a lower median income from all sources than men in the same age ... Women who are 65 and older have a lower median income from all sources than men in the same age ...
Linesman’s pliers are very useful because they can help perform many automotive service jobs. Linesman’s pliers are very useful because they can help perform many automotive service jobs.
Do not interact with a service dog unless you have permission from its owner. Do not interact with a service dog unless you have permission from its owner.
Video: Mendel's Pea Experiment

For a complete list of videos, visit our video library