Author Question: What is needed for resistive electric defrost heaters to function properly? a. A solid-state ... (Read 75 times)

a0266361136

  • Hero Member
  • *****
  • Posts: 538
What is needed for resistive electric defrost heaters to function properly?
 
  a. A solid-state timer
  b. Good thermal contact
  c. An aluminum evaporator
  d. High humidity levels

Question 2

Where does the heat to melt frost come from with a hot-gas defrost system?
 
  a. Latent heat of vaporization
  b. Latent heat of fusion
  c. Latent heat of condensation
  d. Latent heat of discharge



Smiles0805

  • Sr. Member
  • ****
  • Posts: 305
Answer to Question 1

b

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Smiles0805

  • Sr. Member
  • ****
  • Posts: 305

 

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

For a complete list of videos, visit our video library