____________ is pressure won whilst the nozzle is underneath the pump. - ANS-Elevation
advantage
______________ enlargement describes the ratio of completed foam answer after the
concentrate is mixed with water, agitated, and aspirated through a foam-making appliance. -
ANS-Foam
______________ is pressure misplaced while the nozzle is above the pump. - ANS-Elevation
loss
_______________ evolutions are fashionable techniques of operating with fireplace hose to
perform exceptional goals in a diffusion of conditions. - ANS-Fire hose
_______________ has a extensive impact at the weight of water. - ANS-Temperature
________________ foam is specifically beneficial for protecting homes in rural regions all
through wooded area and brush fires whilst the water supply is constrained. - ANS-Class A
________________ is the forward stress measured at a discharge establishing at the same
time as water is transferring. - ANS-Flow stress
________________ is the procedure of of pouring foam listen directly into the fireplace
apparatus water tank, thereby mixing a big quantity of froth at one time. - ANS-Batch blending
________________ refers to the strain required at the nozzle to supply the fireplace circulation
and flow charge for which the nozzle become designed. - ANS-Nozzle pressure
_________________ pressure in a machine is diagnosed via water that is not moving. -
ANS-Static
__________________ foams are used for the exinguishment of Class B fires regarding
hydrocarbons. - ANS-Protein
__________________ is the time period used to explain strain in a water device at some point
of a length of regular intake. - ANS-Normal operating pressure
__________________ nozzles produce satisfactory droplets of water that soak up heat quickly.
- ANS-Fog move
,___________________ are a proactive method that important functions are assigned to crew
members prior to arrival. - ANS-Assigned riding positions
___________________ inspections consist of all on-board systems and all carried system. -
ANS-Routine
___________________ is a key consideration for the motive force/operator that is vital for
building a a hit team, instilling confidence in crew individuals, and assisting nice reaction effects.
- ANS-
___________________ is described as the cessation of right functioning or performance. -
ANS-Failure
___________________ systems are the most not unusual of device in use nowadays and are
designed to be used with Class A foam and with many Class B foam concentrates, depending
on the viscosity of the pay attention. - ANS-Injection
______________________ is the time period used to explain a pressure surge or wave as a
result of the kinetic energy of a fluid in movement while it is compelled to prevent or alternate
course suddenly. - ANS-Water hammer
______________________ is the term used to describe the amount of stress that stays in the
device whilst water is flowing. - ANS-Residual Pressure
_________________________ together with a spread of kingdom and provincial fitness and
protection corporations, develops and enforces government regulations on administrative center
protection, and in a few instances, responder protection. - ANS-Occupational Safety and Health
Administration (OSHA)
___________________________ are the great assets for retrieving the solutions to specific
system operational questions. - ANS-Operating Manuals
( # of testimonies -1) X 5 - ANS-Formula for EP
= 0.0505 X GPM X √NP - ANS-Fog Nozzle Reaction
1.Fifty seven X d² X NP - ANS-Smooth Bore Nozzle Reaction
one thousand gallons (4000 L) - ANS-A mobile water deliver apparatus is geared up with one or
more water tanks that meet the necessities of NFPA 1901 and have a minimum certified
capability of:
1000 gallons (4000 L) - ANS-In order for a fire equipment to be categorised as a cellular water
deliver equipment, it need to have a water tank that holds at the very least:
,a hundred and fifteen Ft (35 M) - ANS-According to NFPA 1901, for a fireplace equipment to
fulfill the class of aerial, what is the minimum variety of ft in duration that the full complement of
ground ladders ought to meet?
115 feet (35 m) - ANS-To be considered an aerial hearth equipment as defined with the aid of
NFPA 1901, the equipment need to include at a minimum, a _____________ general
supplement of floor ladders which might be furnished and set up by way of the producer.
15 toes (4.5 m); 20 toes (6m) - ANS-If a mobile water deliver apparatus is equipped with a fire
pump, it need to convey a minimum of ___________ of soft suction hose _____________ of
hard suction hose with a strainer.
1911 - ANS-Performance checking out is normally finished via a qualified EVT level 2
technician, as described by NFPA:
2 - ANS-In order for a hearth apparatus to be classified as a "quint". It should convey a minimum
of ___________ combination spray nozzles capable of flowing ninety five GPM (360 L/Min)
2 hundred gallons (750 L - ANS-According to NFPA 1901, in order for a hearth apparatus to be
categorised as an preliminary attack hearth apparatus, it should have a water tank capable of
sporting no less than:
200:1 to a thousand:1 - ANS-High-growth foam has a foam enlargement ratio in the variety of:
250 (1000 L/Min) - ANS-According to NFPA 1901, so as for a hearth apparatus to be classified
as an preliminary assault fireplace equipment, it have to have a pump rated at the very least
___________ GPM.
29.7 X d² X √NP - ANS-Formula for GPM
three/4 = 1100 2 1/2 = 2
1 = 150 3 with 2 half couplings = zero.8
1 1/2 = 24 three with 3 couplings = zero.67
1 three/four = 15.Five three 1/2 = .34
2= 8 four = .2
four 1/2 =.1
five= .08
6= .05 - ANS-Friction Coefficients
300 FT (ninety m); 2 1/2- inch (sixty five-mm) - ANS-To be categorized as an initial assault
pumper, NFPA 1901 requires no less than ________________ of ___________________ or
large hearth deliver hose.
, Three hundred Gallons ( 1135 L) - ANS-An equipment have to carry at the very least
_______________ of water to be labeled as a pumper.
35 mi/h - ANS-According to NFPA 1901, all hearth provider apparatus must, when loaded to its
expected in provider weight, be capable o reaching a minimal speed of ______________ inside
25 seconds from a standing begin while on dry, paved roads which are in true circumstance.
Four hundred Ft (120 m) - ANS-According to NFPA 1901, what is the minimal amount of attack
hose to be carried on a pumper?
Four hundred feet (120 m) - ANS-According to NFPA 1901, what is the minimum quantity of
attack hose to be carried on an initial attack fireplace apparatus?
750 gallons (2840 L) - ANS-According to NFPA 1901, a pumper ought to be equipped with
completely established pump at a minimal score of __________ of water in keeping with minute.
750 gpm (3000 L/min) - ANS-The cellular foam fire apparatus, as defined in NFPA 1901, shall
be prepared with a fire pump that has a minimum rated ability of:
800 feet (240 m) - ANS-According to NFPA 1901, what is the minimal amount of deliver hose to
be carried on a pumper?
85 feet (26-m) - ANS-NFPA 1901 states that the quint shall be geared up with a minimal overall
complement of _____________ of ground ladders.
A _____________ useful resource is a checklist or inspection sheet important to making sure
the accuracy of inspections. - ANS-process
A _____________ is a tool that splits one hose movement into exceptional hose steams. -
ANS-wye
A ________________ is a special type of supply hose that is used to draft water from a static
source which includes a river, lake, or transportable drafting basin. - ANS-Hard suction hose
A ________________ is an equipment that makes use of the Venturi principle to result in foam
pay attention into the water machine. - ANS-Eductor
A _________________ controls the glide of listen into the eductor. - ANS-metering device
A _________________ is ready with two quarter- flip ball valves in order that the waft of water
to each of the cut up traces can be controlled independently. - ANS-gated wye
A ___________________ on a siamese connection permits for one hose to be charged whilst
the other aspect is still being linked. - ANS-clapper valve