This topic contains a solution. Click here to go to the answer

Author Question: In a dual-fuel heat pump, what operates when second-stage heat calls? A) The electric heat strips ... (Read 291 times)

09madisonrousseau09

  • Hero Member
  • *****
  • Posts: 559
In a dual-fuel heat pump, what operates when second-stage heat calls?
 
  A) The electric heat strips are energized to supplement the furnace.
  B) The furnace starts and the heat pump shuts off.
  C) Both the heat pump and the furnace operate.
  D) The heat pump starts and the furnace shuts off.

Question 2

When homeowners neglect to change filters, airflow is reduced to the point where the cooling coil can freeze. This can cause what critical component to fail prematurely?
 
  A) Compressor B) Blower fan C) Metering device D) Condenser fan



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

laurnthompson

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

B

Answer to Question 2

A




09madisonrousseau09

  • Member
  • Posts: 559
Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)


TheNamesImani

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

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

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

For a complete list of videos, visit our video library