Author Question: Compared to electro-mechanical controls, pneumatic controls can more easily: A) Provide ... (Read 169 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
Compared to electro-mechanical controls, pneumatic controls can more easily:
 
  A) Provide proportional or modulating control. B) Control small appliances.
  C) Control residential air-conditioning systems. D) On-off control.

Question 2

The power wire for an electric furnace should be:
 
  A) No larger than 10 AWG in order to avoid voltage drop.
  B) 12 AWG in most cases.
  C) Sized to handle the minimum circuit ampacity on the data plate.
  D) The same wire gauge as the internal wiring in the furnace.



izzat

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

A

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

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.

For a complete list of videos, visit our video library