True/False
Indicate whether the sentence or statement is true
or false.
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1.
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Surface water sources are influenced by tidal changes.
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2.
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The
fire flow requirement is the amount of water required to put out a fire.
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3.
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Most
of the earth’s freshwater supply is ground water.
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4.
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Rural
water supply operations require careful coordination.
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5.
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A
specialty hydrant called the flush-type hydrant is mounted above grade level and is usually found in
a pit, vault, or valve box.
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6.
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Check
valves control water flow in one direction.
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7.
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The
two-person method of coupling fire hose requires one firefighter to hold the female coupling at the
hip, slightly below the waist.
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8.
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The
triple-layer load is a modified flat load where the hose is folded over on itself four
times.
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9.
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A
hydrant wrench is an example of a hose appliance.
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10.
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The
safest manner to advance a hose up a ladder is to charge the hose before you take it up the
ladder.
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11.
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Master streams are non-handheld water applicators capable of flowing over 350
gpm.
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12.
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Stream shape is the arrangement of the droplets of water as they leave the
nozzle.
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13.
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Piercing nozzles were originally designed to penetrate the wall of a
building.
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14.
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Application rate is the amount of foam needed to extinguish a fire. It is expressed in
gallons per minute per square foot.
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15.
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Nozzle reach is the distance the water will travel after leaving the
nozzle.
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16.
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Nozzle flow is distance water will travel after it leaves the nozzle.
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17.
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Nozzle reaction is the force of nature that makes the nozzle move in the opposite
direction of the water flow.
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18.
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Class
B fuels include flammable liquids in two categories: hydrocarbons and acids.
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19.
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A
common foam proportioner is an eductor, which works on the venturi principle.
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20.
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A
combination fire attack uses a blend of the direct and indirect fire attacks.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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21.
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A
____ is a piping system for drafting from a static water source with a fire department connection at
one end and a strainer at the water end. a. | wet barrel hydrant | d. | cistern | b. | tender | e. | water
table | c. | dry hydrant | | | | |
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22.
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Firefighters should ensure that fire hydrants are operated and shut down with the
valve in either the ____ or closed position to prevent damage to the hydrant and to ensure
unrestricted water volume. a. | partially opened | d. | fully opened | b. | slightly
opened | e. | none of the
above | c. | halfway opened | | | | |
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23.
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A
____ operation involves mobile water supply apparatus moving large quantities of water between a dump
site and a fill site and controls the fire flow capacity of an incident. a. | siphon | d. | portable
tank | b. | shuttle | e. | tender | c. | dry hydrant | | | | |
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24.
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____
pressure is the pressure in a water distribution system after water has begun
flowing. a. | Flow | d. | Backflush | b. | Static | e. | Wet barrel | c. | Residual | | | | |
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25.
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The
force or weight of a substance measured over an area is ____. a. | friction
loss | c. | specific
gravity | b. | pressure | d. | vapor density | | | | |
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26.
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____
is a flexible conduit used to convey water or other agents from a source to the
fire. a. | A gate
valve | d. | A fire
hose | b. | A water
hammer | e. | A
nozzle | c. | A hydrant | | | | |
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27.
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What
type of hose is typically used to connect a pumper to a hydrant? a. | hard suction
hose | d. | both b and
c | b. | soft suction
hose | e. | none of the
above | c. | soft sleeve hose | | | | |
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28.
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The
____ is the blunt ending of the threads of fire hose couplings that allows the threads to be properly
matched and to avoid cross threading. a. | siamese | d. | Higbee cut | b. | manifold | e. | Storz
coupling | c. | switch valve | | | | |
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29.
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A
____ hose roll is used when access to either or both couplings may be needed. a. | straight | d. | specialty | b. | storage | e. | simple | c. | single
donut | | | | |
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30.
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A
50-foot section of charged hoseline needs to be advanced inside a structure to the third floor. Which
of the following is correct? a. | Taking the hoseline up the outside of the building will reach
the third floor, but advancing the hoseline up the stairs will not. | b. | Taking the
hoseline up the outside of the building will not reach the third floor, but advancing the hoseline up
the stairs will reach. | c. | Taking the hoseline up the outside of the building and
advancing the hoseline up the stairs will both reach the third floor. | d. | Neither taking
the hoseline up the outside of the building nor advancing the hoseline up the stairs will reach the
third floor. | e. | None of the above are true. | | |
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31.
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When
a hoseline needs to be extended, firefighters can use the break-apart nozzle method or a
____. a. | gated
wye | d. | hose
jacket | b. | siamese | e. | hose clamp | c. | hose
bridge | | | | |
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32.
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When
should fire hose be service tested? a. | prior to being placed in service | b. | annually | c. | after being damaged | d. | after repairs
have been made to the hose | e. | all of the above | | |
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33.
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When
conducting service testing of fire hose, what is the maximum length of hose that can be tested per
line? a. | 100
feet | d. | 300
feet | b. | 200
feet | e. | 400
feet | c. | 250
feet | | | | |
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34.
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Fire
hose has ____ components; ____. a. | 3; male coupling, female coupling, and the
hose | b. | 3; couplings,
the outer jacket, and the inner liner | c. | 4; male coupling, female coupling, outer jacket, and the inner
liner | d. | 2; the hose itself and the couplings | | |
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35.
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Couplings are divided into which two types? a. | threaded and
automatic | c. | nonthreaded and
threaded | b. | automatic and Higbee | d. | Storz and nonthreaded | | | | |
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36.
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The
method of fire attack where firefighters attack the fire by aiming the flow of water directly at the
seat of the fire is called the ____. a. | direct attack | d. | interior attack | b. | indirect
attack | e. | hoseline
attack | c. | combination attack | | | | |
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37.
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What
is an important consideration in calculating flow rates and pressures and is the measurement of
friction in a system, such as a hoseline? a. | friction potential | d. | head pressure | b. | venturi
principle | e. | friction
flow | c. | friction
loss | | | | |
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38.
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Which
of the following is not an acceptable technique for applying foam from a foam
nozzle? a. | bank-in
technique | b. | bank-back or bounce-off technique | c. | raindown or
snowflake technique | d. | straight stream directly into the center of the
product | e. | All of the above are acceptable
techniques | | |
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39.
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Nozzle pressure is the pressure required for effective nozzle operation and relates to
____. a. | flow and
reach | c. | stream
size | b. | stream
length | d. | firefighter
ability | | | | |
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40.
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Small-diameter handlines are typically 1 1/2, 1 3/4, or 2 inches in diameter and flow
____. a. | from 50 to 100
gpm | c. | from 75 to 400
gpm | b. | from 100 to 250
gpm | d. | from 100 to 150
gpm | | | | |
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Matching
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Match the following terms to their proper definition. a. | nozzle
pressure | g. | solid stream
nozzle | b. | nozzle flow | h. | combination nozzle | c. | nozzle
reach | i. | adjustable
gallonage nozzle | d. | stream shape | j. | automatic nozzle | e. | nozzle
reaction | k. | Bresnan
distributor | f. | fog nozzle | l. | water curtain nozzle | | | | |
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41.
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capable of providing straight stream and spray patterns
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42.
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distance water will travel after leaving the nozzle
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43.
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delivers a fixed spray pattern
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44.
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designed to spray water to protect against exposure to heat
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45.
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pressure required for effective nozzle operation
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46.
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flow
that is adjusted by the pump operator
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47.
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volume of water that a nozzle will provide at a given pressure
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48.
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arrangement of the droplets of water as they leave the nozzle
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49.
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can
be used to fight fires in basements when you cannot make a direct attack
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50.
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force
that makes a nozzle move in the opposite direction of the water flow
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