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

Author Question: What controls the heating elements in most electric furnaces? A) Heat relays B) Sequencers C) ... (Read 120 times)

Destiiny22

  • Hero Member
  • *****
  • Posts: 557
on: Jul 24, 2018
What controls the heating elements in most electric furnaces?
 
  A) Heat relays B) Sequencers C) Thermistors D) Contactors

Question 2

A normally open set of relay contacts will close when:
 
  A) Power is applied to the relay coil. B) Power is applied to the contacts.
  C) Power is not applied to the contacts. D) Power is not applied to the relay coil.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dpost18

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

A


Destiiny22

  • Member
  • Posts: 557
Reply 2 on: Jul 24, 2018
Gracias!

ryansturges

  • Member
  • Posts: 338
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

The formed elements of blood. The formed elements of blood.
This exhaust manifold has a heat shield to help retain the heat and help reduce exhaust emissions. This exhaust manifold has a heat shield to help retain the heat and help reduce exhaust emissions.
Remove the heat source, and check the skin for redness. Massage the area, and notice muscle ... Remove the heat source, and check the skin for redness. Massage the area, and notice muscle ...
Elements Found in Organisms Elements Found in Organisms
Controls of Temperature Controls of Temperature
You heat 3.952 g of a mixture of Fe3O4 and FeO to form 4.162 g Fe2O3. The mass of oxygen ... You heat 3.952 g of a mixture of Fe3O4 and FeO to form 4.162 g Fe2O3. The mass of oxygen ...
Video: Kidney Stones

For a complete list of videos, visit our video library