A liquid surge effect is defined as: - correct answer-the movement of liquid in an ARFF
apparatus due to changes in speed or direction.
A painted or lighted "X" indicates that a runway is: - correct answer-Closed to aircraft and
vehicle operations
A runway distance remaining sign displaying the number "6" indicates to the pilot that there
are: - correct answer-6,000 feet of runway remaining
A substance that ignites spontaneously on contact with others is: - correct answer-A
hypergolic
All of the following affect the apparatus positioning at a crash site EXCEPT: - correct
answer-Time of Day
All of the following are equations used in the foam solution-concentration test EXCEPT: -
correct answer-Rv
All of the following are low-energy foam proportioning system EXCEPT: - correct
answer-Compressed Air
All of the following are primary uses of water in ARFF operations EXCEPT: - correct
answer-Extinguishing fuel spills and fuel fires
All of the following is information that a driver/operator should receive about an incident prior
to arriving at the incident EXCEPT: - correct answer-The number of flight personnel available
to help with the rescue
All of the following statements about an ARFF apparatus are TRUE EXCEPT: - correct
answer-There is a new technology that maintains a constant apparatus weight with either a
full or empty water/foam tank
All of the following statements about items you must make sure of prior to performing the
turret ground pattern test are TRUE EXCEPT: - correct answer-The water tank must be at
least 1/2 full
All of the following statements about managing underpasses and low clearance areas are
TRUE EXCEPT: - correct answer-Adjust the ARFF apparatus height to gain clearance
through height restricted areas
All of the following statements about parking an ARFF apparatus near a railroad track are
TRUE EXCEPT: - correct answer-Park on the opposite side of the tracks as the incident.
, All of the following statements about the application of dry chemical on a Class B fire are
TRUE EXCEPT: - correct answer-The use of dry chemical agents reduces the chance of
flashback
All of the following statements about the importance of preventive maintenance are TRUE
EXCEPT that it: - correct answer-Decreases the amount of wear and tear
All of the following statements for driving an ARFF apparatus are TRUE EXCEPT: - correct
answer-Always use a spotter when traveling forward into a restricted space
An ARFF apparatus should always be positioned: - correct answer-Upwind
An Instrument Landing System (ILS) critical area sign has a white inscription on a red
background and is a: - correct answer-Mandatory Instruction Sign
ARFF personnel must sound the proper withdrawal signal when: - correct answer-Munitions
have become involved in a fire
As part of the weekly inspection, the foam transfer pump should be operated for ______
seconds to check for proper operation. - correct answer-10 seconds
Before driving on a runway, remember to: - correct answer-Contact the control tower or other
airfield control authority to gain clearance.
Class B foam concentrates are typically mixed in proportions of: - correct answer-1% to 6%
Dispersed patterns: - correct answer-Produce small particles that are excellent for absorbing
heat
Dry chemicals are compatible with: - correct answer-AFFFs
Dry chemicals can only be used on: - correct answer-Class A, B, and C fires
During a pump and roll, a fire stream is continuously produced: - correct answer-While the
ARFF apparatus is in motion
During fire fighting operations, an ARFF apparatus's on-board tank is typically replenished
through: - correct answer-Resupply Operations
During the control phase of an exterior fire, the process that should take precedence is: -
correct answer-Insulating and isolating the occupied portions of the aircraft.
During the expansion and drainage test, note and record the level of accumulated solution in
the bottom of the cylinder every: - correct answer-30 seconds
Halogenated agents are: - correct answer-Non-conductive and non-corrosive