This topic contains a solution. Click here to go to the answer

Author Question: Most zone dampers in zoning systems _____. a. are powered open and spring-return closed b. are ... (Read 71 times)

tatyanajohnson

  • Hero Member
  • *****
  • Posts: 569
Most zone dampers in zoning systems _____.
 
  a. are powered open and spring-return closed
  b. are powered closed and spring-returned open
  c. have four distinct positions
  d. must serve more than one diffuser

Question 2

In older zoning systems that use a master thermostat, the other zone thermostats _____.
 
  a. cannot control the system mode of operation
  b. can control the system mode of operation
  c. can control the mode but not the zone temperature
  d. cannot control the mode or the zone temperature



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

softEldritch

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

b

Answer to Question 2

a




tatyanajohnson

  • Member
  • Posts: 569
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it


DylanD1323

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Gracias!

 

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

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 about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

For a complete list of videos, visit our video library