A dry pipe valve is installed in a Dry Standpipe system to automatically permit water into the standpipe when what takes place?
A. a hose is opened
B. a wrench is turned
C. a siamese connection is activated
D. an electronic signal is received
Answer: A. a hose is opened
Trades & Technology
You might also like to view...
Where is a piston ring installed in the piston assembly?
A. pin boss B. ring groove C. ring land D. crown
Trades & Technology
The simplest way to find a load's center of gravity is to _____.
a. weigh the load and divide the weight by the length b. lift the load slightly from a single point and see which way it tilts c. divide the load's total volume by its weight d. measure length, width, and height and find the geometric center
Trades & Technology
List three types of administrative controls to prevent violence.
What will be an ideal response?
Trades & Technology
Describe how sheet metal ductwork is sealed
What will be an ideal response?
Trades & Technology