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LLPSD FF1 Chapter 16 Questions and Answers 2024
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LLPSD FF1 Chapter 16
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LLPSD FF1 Chapter 16The pressure remaining in a water distribution system when water is flowing is the
_____ pressure.
a. residual
b. flow
c. operating
d. static - answer a. residual
The pressure in a system when no water is flowing is called ____ pressure.
a. flow
b. operating
c. residual
d. static - answerd. 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 - answera. 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 - answerb. mains
Which pipe pattern supplies water to hydrants from more than one direction?
a. engineered
b. parallel
c. grid
d. duplex - answerc. 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" - answerc. 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 - answera. hose roller
Another term for head pressure is ______ pressure.
a. residual
b. elevation
c. flow
d. static - answerb. 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 - answerb. 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 - answerd. 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 - answerc. uncouple hose
Which coupling goes on the inside of a straight hose roll?
a. either
b. both couplings are attached
c. female
d. male - answerd. male
In general, mobile water supply apparatus carry ______.
a. 1ooo to 3500 gal.
b. 2000 to 5000 gal.
c. 3000 to 6000 gal.
d. 1000 or fewer gal. - answera. 1ooo to 3500 gal.
Which valve is opened or closed by rotating a handle a quarter turn?
a. Siamese
b. Butterfly
c. Slide
d. Gate - answerb. Butterfly
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