The text provides a series of Illinois FAE (Fire Apparatus Engineer) exam questions with verified answers. Questions cover various topics related to fire apparatus engineering, such as pump operations, friction loss calculations, foam application techniques, and nozzle types. The text also includes...
ILLINOIS FAE {FIRE APPARATUS ENGINEER} EXAM QUESTIONS WITH VERIFIED
ANSWERS ALREADY GRADED A+|NEWEST EDITION OF FREQUENTLY TESTING
QUESTIONS
The Speedometer on an apparatus is primarily used to show speed of the vehicle, but may also indicate
The pump is turning
To calculate friction loss in 2 1/2 hose when the flow is near 100 gpm, which formula is used
FL=CQ^2L
The pressure remaining once water has begun flowing is known as
Residual
When the flow through a hose line increases from 100 rpm to 400 rpm, the friction loss increases
________ Times
16
The recommended pressure for a standard fog nozzle is
100
The foam application technique that directs the foam stream on the ground near the front edge of a
burning liquid pool or spill is the...
Roll on Method
,Master stream nozzles are
Either Solid or fog streams
_______ Consist of a small return (bypass) water line connected from the discharge side of the pump
back to the intake side of the pump
Around the pump proportioners
Which type of nozzle is very effective when fighting a fire or basement or cellar
Distributor nozzle
I the inlet pressure to the educator is too high
the foam will be too rich
When lowering a barrel strainer into the water, it should have ________ inches of water in all directions
24
An increase in vacuum while drafting may indicate
a clogged strainer
Hose that is laid from the fire to the hydrant is considered a
Reverse lay
,A straight stream is considered a
Pattern of an adjustable fog nozzle
Pump discharge pressure (PDP) is equal to
NP+FL
As flow decreases, pressure will _______ provided pump speed remains constant
Increase
The primary function of the fire department pumper is to
Provide water at an adequate pressure for fire streams
Once the power take off has been properly activated and the pump is engaged, the vehicle speedometer
should show a speed of:
Slightly Above 0 MPH
The maximum height water can be drafted is approximately _____ feet, as opposed to the theoretical lift
of 33.8ft
25
You should switch from pressure to volume when
, more than half of the rated capacity of the pump will be required
When using foam to extinguish a fire, the separating method
creates a barrier between the fuel and the fire
To prevent water hammer, it is important to close nozzles, hydrants, valves
slowly
______are controlled by monitoring the water flow and controlling the speed of a positive displacement
foam concentrate pump
variable flow, variable rate injection systems.
The amount of work that a pump must do to produce a fire stream is called the _____ pressure
Pump Discharge
Which foam has a surfactant added that makes it more fluid
Fluoroprotien
The purpose of the____ is to provide circulating feed from several mains
grid system
When relay pumping, if the intake pressure drops below 20 psi:
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