× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
Home Q & A Board Other Fields Homework Help Trades and Apprenticeship
New Topic  
vgrdiver vgrdiver
wrote...
Go to Answer
Posts: 527
Rep: 0 0
6 years ago
Feet of water is a measure of _____.
 
  a. head pressure
  b. column pressure
  c. dynamic pressure
  d. pipe friction


[Ques. 2] How many wraps of duct tape must be made around a flexible duct when it is attached to a round collar?
 
  a. 1
  b. 2
  c. 3
  d. 4


[Ques. 3] An advantage of using galvanized sheet metal over other materials when assembling a duct system is it
  _____.
 
  a. is very quiet
  b. is resistant to corrosion
  c. is the least expensive
  d. exhibits the lowest heat loss


[Ques. 4] How much additional length must be added to 1 12 - inch thick insulation being wrapped around a rectangular duct?
 
  a. 6 inches
  b. 8 inches
  c. 10 inches
  d. 12 inches


[Ques. 5] In which application is fibrous glass duct liner not approved?
 
  a. A residence
  b. A department store
  c. Hospital rooms
  d. A public building
Read 73 times
1 Reply
Replies
Answer verified by a subject expert
mburthaymburthay
wrote...
#1
Posts: 380
Rep: 6 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

vgrdiver Author
wrote...

6 years ago
Good timing, thanks!
jbarnett14
wrote...

Yesterday
Helped a lot
kiara23247843
wrote...

2 hours ago
This helped my grade so much Perfect
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1263 People Browsing
 119 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 543
  
 1288
  
 144
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 352
Previous poll results: Which is the best fuel for late night cramming?