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 67 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
:D TYSM

zacnyjessica

  • Member
  • Posts: 345
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

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.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Proper placement and monitoring of an automatic blood pressure cuff will reduce the risk of injury o Proper placement and monitoring of an automatic blood pressure cuff will reduce the risk of injury o
Focusing Jets by Pressure Focusing Jets by Pressure
Teresa Hubbard and Alexander Birchler, Detached Building. Teresa Hubbard and Alexander Birchler, Detached Building.
a) Using a fist to support thumb pressure b) Using thumb-beside-thumb pressure a) Using a fist to support thumb pressure b) Using thumb-beside-thumb pressure
The introduction of a new generation of electric and hybrid cars will reduce the demand for oil The introduction of a new generation of electric and hybrid cars will reduce the demand for oil
Air Pressure and Altitude Air Pressure and Altitude
Video: Conduction of action potentials

For a complete list of videos, visit our video library