× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
y
2
m
2
m
2
u
2
m
2
B
2
M
2
e
2
k
2
N
2
y
2
m
2
New Topic  
nhuynh0122 nhuynh0122
wrote...
6 years ago
Which of the following statements about dry-pipe sprinkler systems is MOST accurate?
 
  A. Dry-pipe systems require pressurized air or nitrogen to hold dry-pipe valves open.
  B. A disadvantage of dry-pipe systems is that they do not signal an alarm when discharged.
  C. Normally, the air-pressure gauge and water-pressure gauge should show the same pressure reading.
  D. Accelerators and exhausters are quick-opening devices that allow air to exit and water to enter the pipes quickly.
Read 63 times
1 Reply

Related Topics

Replies
wrote...
6 years ago
D
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  778 People Browsing
Related Images
  
 279
  
 442
  
 782