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

Author Question: Why is it advantageous to maintain a positive pressure in a building? A) To reduce drafts B) To ... (Read 74 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
on: Jul 24, 2018
Why is it advantageous to maintain a positive pressure in a building?
 
  A) To reduce drafts B) To reduce exfiltration
  C) To minimize system ventilation heat load D) To simplify system fan and duct design

Question 2

The rotation of an ECM motor is determined by:
 
  A) The internal motor wiring. B) The polarity of the power into the motor.
  C) The module program. D) The polarity of the start winding.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nhea

  • Sr. Member
  • ****
  • Posts: 305
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

C


Evvie72

  • Member
  • Posts: 519
Reply 2 on: Jul 24, 2018
Excellent

Liamb2179

  • Member
  • Posts: 365
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Deforestation and increased road-building in the Amazon Rainforest are a significant concern because Deforestation and increased road-building in the Amazon Rainforest are a significant concern because
Building competency in patient centered care Building competency in patient centered care
Frank Gehry and Vlado Milunić, Rasin Building (a.k.a. the "Dancing House" or ... Frank Gehry and Vlado Milunić, Rasin Building (a.k.a. the "Dancing House" or ...
Measuring Systolic Blood Pressure Using the Palpatory Method Measuring Systolic Blood Pressure Using the Palpatory Method
Using a water-based cleaning system helps reduce the hazards from using strong chemicals. Using a water-based cleaning system helps reduce the hazards from using strong chemicals.
The pressure valve maintains the system pressure and allows excess pressure to vent. The vacuum ... The pressure valve maintains the system pressure and allows excess pressure to vent. The vacuum ...
Video: Stimulus (introduction)

For a complete list of videos, visit our video library