Which pressure must be measured to calculate the quantity of water flowing through a hydrant
discharge?
a. operating
b. flow
c. residual
d. head - b. flow
The pressure remaining in a water distribution system when water is flowing is the _____ pressure.
a. residual
b. flow
c. operating
d....
LLPSD FF1 Chapter 16
Which pressure must be measured to calculate the quantity of water flowing through a hydrant
discharge?
a. operating
b. flow
c. residual
d. head - b. flow
The pressure remaining in a water distribution system when water is flowing is the _____ pressure.
a. residual
b. flow
c. operating
d. static - a. residual
The pressure in a system when no water is flowing is called ____ pressure.
a. flow
b. operating
c. residual
d. static - d. static
What is the purpose of the Higbee indicators?
a. make hose coupling easier and faster
b. help disoriented fire fighters find their way out of a building
c. indicate when the hose may be pulling out of the coupling
d. identify the thread standard type - a. make hose coupling easier and faster
The pipes that deliver water from the treatment facility for distribution are _________.
a. trunks
,b. mains
c. distributors
d. secondaries - b. mains
Which pipe pattern supplies water to hydrants from more than one direction?
a. engineered
b. parallel
c. grid
d. duplex - c. grid
According to the NFPA, what is the minimum distance between the center of the fire hydrant outlet and
the finished grade of the ground around the hydrant?
a. 30"
b. 12"
c. 18"
d. 24" - c. 18"
Which tool is used to protect a hose line that is being hoisted over a sharp edge?
a. hose roller
b. edge protector
c. hose ramp
d. hose pulley - a. hose roller
Another term for head pressure is ______ pressure.
a. residual
b. elevation
c. flow
d. static - b. elevation
, What is the minimum recommended pressure for water coming from a fire hydrant?
a. 30 psi
b. 40 psi
c. 50 psi
d. 20 psi - b. elevation
In a well-designed water distribution system, which type of pattern do the water mains follow?
a. loop
b. branched
c. parallel
d. grid - d. grid
The two-fire-fighter stiff-arm method is used to _____.
a. reload LDH into a hose bed
b. make hard suction hose connections
c. uncouple hose
d. advance a charged line - c. uncouple hose
Which coupling goes on the inside of a straight hose roll?
a. either
b. both couplings are attached
c. female
d. male - d. male
In general, mobile water supply apparatus carry ______.
a. 1ooo to 3500 gal.
b. 2000 to 5000 gal.
c. 3000 to 6000 gal.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller PatrickKaylian. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
