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

Author Question: Which component uses the properties of AC induction to step up or step down voltage for particular ... (Read 79 times)

HudsonKB16

  • Hero Member
  • *****
  • Posts: 535
Which component uses the properties of AC induction to step up or step down voltage for particular HVACR applications?
 
  A) Transformer B) Diode C) Start capacitor D) Contactor

Question 2

Once acid is created within the refrigeration system:
 
  A) Dry nitrogen must be used to reverse the increase in system high-side pressure caused by the acid.
  B) It can cause a burnout when the refrigerant is exposed to the compressor motor.
  C) Only a multiple evacuation procedure can be used to evacuate the refrigeration system.
  D) It becomes impossible to remove brazing oxides and metal particles from the system, even if a filter drier is used.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Perkypinki

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

A

Answer to Question 2

B





 

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

For a complete list of videos, visit our video library