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

Author Question: The purpose of controls in an HVACR system is to: A) Protect the refrigeration cycle components. ... (Read 80 times)

abarnes

  • Hero Member
  • *****
  • Posts: 556
on: Jul 24, 2018
The purpose of controls in an HVACR system is to:
 
  A) Protect the refrigeration cycle components.
  B) Regulate HVACR equipment in response to monitored conditions.
  C) maintain the temperature in a space.
  D) Start and stop all the electrical components.

Question 2

How does the rotor of an AC induction motor receive current?
 
  A) The rotor is powered by internal batteries.
  B) Rotor current passes through brushes to the rotor.
  C) Rotor current is induced by the rotor magnetic field.
  D) The rotor is precharged at the factory.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Christopher

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

C


abarnes

  • Hero Member
  • *****
  • Posts: 556
Reply #2 on: Jul 24, 2018
TY


Christopher

  • Sr. Member
  • ****
  • Posts: 316
Reply #3 on: Jul 24, 2018
You're welcome


« previous next »
 

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

The Calvin Cycle Was Determined by Isotope Labelling Methods The Calvin Cycle Was Determined by Isotope Labelling Methods
Calvin Cycle Calvin Cycle
Calvin Cycle Calvin Cycle
Neuro System Neuro System
Disorders and Diseases of the Endocrine System Disorders and Diseases of the Endocrine System
Four methods of recording electrical activity of the nervous system. Four methods of recording electrical activity of the nervous system.
Video: Pneumonia Animation

For a complete list of videos, visit our video library