Author Question: An open-loop system: A) Monitors conditions that it cannot control. B) Connects to the main ... (Read 76 times)

jilianpiloj

  • Hero Member
  • *****
  • Posts: 521
An open-loop system:
 
  A) Monitors conditions that it cannot control.
  B) Connects to the main controller through an open wireless system.
  C) Controls conditions for machines that are open to the air.
  D) Monitors conditions that it can control.

Question 2

Normally, a split AC system that uses a fixed metering device can safely operate at temperatures:
 
  A) Above 50F. B) Above 90F. C) Above 70F. D) Above 65F.



sabina576

  • Sr. Member
  • ****
  • Posts: 356
Answer to Question 1

A

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

sabina576

  • Sr. Member
  • ****
  • Posts: 356

 

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

For a complete list of videos, visit our video library