Download Firefighter 2 Final Exam Mod 5| Questions and Verified Correct Answers| Latest Version 2 and more Exams Safety and Fire Engineering in PDF only on Docsity!
Firefighter 2 Final Exam Mod 5|
Questions and Verified Correct
Answers| Latest Version 2026-
2027| 100%Score.
Which pneumatic tools are often used for delicate cutting operations and can cut case hardened locks and steel? Whizzer saws Which proportioning method uses an external pump or head pressure to force foam concentrate into the fire stream at the correct ratio for the water flow? Premixing method What is the term used to describe forward velocity pressure at a discharge opening while water is flowing? Flow pressure Which type of pressure can be measured with a pitot tube and gauge? Flow pressure
Proportioning methods: When would batch mixing not be effective? On large incidents because attack lines must be shut down when refilling an empty tank. Water applied to ordinary combustibles usually _______. Reduce flame spread Which type of valves are used to control the flow from the hydrant? Gate valves The _____ the wood, the easier to ignite and the faster it loses structural integrity. Smaller The threads on pump male discharge outlets are protected by fittings called _____ _____. Hose caps Who should begin stabilization of a patient trapped inside a vehicle? A rescuer with EMT training Name one element of patient removal: Covering sharp edges
Energy created by moving parts on machines, such as belts and bearings Mechanical heat energy Water received from treatment facilities is delivered to ________ storage tanks before being distributed throughout the area served. elevated State 3 facts about service testing:
- The test area should be smooth and free from rock and debris
- Hose should be tested in a paved area with room to lay out the hose
- A water source sufficient for filling the hose is necessary Describe Completed Foam: completed product after air is introduced into the foam solution What can hide fire hazards and impede paths of egress? poor housekeeping With the bank-down foam application method, the foam stream is directed: onto an object, allowing the foam to run down / onto the surface of the fuel.
Winches should be positioned: as close to the object being pulled as possible Which hydraulic tools may spread as much as 32 inches (800mm) apart? spreaders Which pneumatic tool can be used to vacuum loose soil from around victims buried in a trench collapse? air vacuum Which method of moving water uses a primary water source located at a higher elevation than the distribution system and delivers water to the system without the use of pumps? gravity system What is NOT a reason a hose clamp is used? to allow advancement of a charged hose line down stairs Where should the hose be connected on a fire dept pumper when being used for service testing hose line? to the discharges on the opposite side of the pump panel
NFPA 1031
What is the first step in the basic four-step method of instruction? preparation Fixed-temp heat detectors are installed on the ______ of a room. ceiling When service testing fire hose, keep the hose testing area as _____ as possible when filling and discharging air from the hose. dry The required air pressure in a dry-pipe system is usually about _____ psi (kPa) above the trip pressure 20 (140) Which pattern has limited capability for cooling hot gases? solid stream Which automatic alarm systems are used to protect large commercial and industrial buildings proprietary systems
What is a main type of liquified petroleum gas (LPG)? propane Supervising fire alarm systems are designed to be supervised by: The systems themselves Air-aspirating foam nozzles provide what? maximum expansion of the agent, but has less stream reach than a standard fog nozzle Which type of water main valves are usually the non rising step type? Gate valve When are most fire inspections conducted? during normal business hours Application foams produce _____________________. a vapor sealing film of surface-active water solution of a liquid surface What would require a tactical channel?
The threads on a pump male discharge outlets are protected by fittings called ________. hose caps who should begin stabilization of a patient trapped inside a vehicle? a rescuer with licensed EMS training Which of the following is an element of patient removal? covering sharp edges Fixed-temp heat detectors rated at ________(*F) are common for living spaces 165 Firefighters should remove charred materials to prevent the possibility of rekindle and: to help reduce smoke damage Proportioning refers to: the mixing of water with foam concentrate to form a solution
Name one thing not included in a incident report: length of rehab Which type of smoke detectors detect minute particles and aerosols produced during combustion? ionization smoke detectors What information in fire incident records can help with fire prevention efforts? information about the fire history of a community How many types of portable foam proportioners are there and what are they called? in-line and foam nozzle eductors _____________ are made by fire service personnel to ensure compliance with applicable fire and life-safety requirements. inspections Most incendiary devices leave _____ of their existence. evidence many fixed fire suppression systems depend on a signal from a manual pull box
which agency outlines the necessary information needed to complete incident reports? national fire incident reporting system 3 functions of fire fighting foams include:
- smothering the fire
- Allows water to penetrate deep-seated fires
- cooling surface temp of fuels Which of the following is likely to be needed for conducting an inspection? full PPE including SCBA _____ and _____ factors may have great effect on the natural path of fire spread. wind direction and velocity What kind of sprinkler consists of a pellet of solder, under compression, within a small cylinder? chemical pellet 5 things to likely to assessed during an interior survey: portable heating units wood-stoves fireplaces
electrical wiring equipment Which part of an automatic sprinkler system is the pipe connecting the riser to the cross mains? Feed main which sprinkler systems are used in locations where temperatures below 40f are not expected? wet-pipe system Which of the following is another name for an arrival report? Situation report On some foam proportioners, the pressure of the water stream flowing through a restriction will create a __________ that inducts foam concentrate into the water stream. venturi action What is an example of a groundwater supply? water wells
When should a fire hose be service tested? after being run over by a vehicle True of False: Diluted foam concentrates are highly dangerous and pose extreme health risks to firefighters false Which type of glass is designed so that small lines of fracture are spread throughout the entire plate, so that the glass separates into many small pieces? Tempered Glass Which of the following is a guideline for conducting residential fire safety surveys? survey all rooms including the garage What should firefighters never do regarding the cause of the fire? express personal opinions to anyone Wood reacts to fire conditions based on its: size and moisture content
Which type of valve devices are used when large-diameter hose (LDH) is not available to overcome friction loss in exceptionally long hose lays? Siamese appliances List an example of a factor in hose line selection: fire load
