Firefighter 2 Final Exam Quizzes And Answers Latest 2024

Which pneumatic tools are often used for delicate cutting operations and can cut case hardened locks and steel? - Answer-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? - Answer-Premixing method What is the term used to describe forward velocity pressure at a discharge opening while water is flowing? - Answer-Flow pressure Which of the following is NOT a question that would be asked concerning appliances during a residential fire safety survey? Are surge protectors being used? Are appliances name brand? Are electrical cords in good condition? Are the units operating properly? - Answer-are appliances name brand? Which type of pressure can be measured with a pitot tube and gauge? - Answer-Flow pressure Proportioning methods: When would batch mixing not be effective? - Answer-On large incidents because attack lines must be shut down when refilling an empty tank. Water applied to ordinary combustibles usually _______. - Answer-Reduce flame spread Which type of valves are used to control the flow from the hydrant? - Answer-Gate valves The _____ the wood, the easier to ignite and the faster it loses structural integrity. - Answer-SmallerThe threads on pump male discharge outlets are protected by fittings called _____ _____. - Answer-Hose caps Who should begin stabilization of a patient trapped inside a vehicle? - Answer-A rescuer with EMT training Name one element of patient removal: - Answer-Covering sharp edges Fixed-temperature heat detectors rated at _____(*f)(*c) are common for living spaces. - Answer-165 | 76 Cribbing is most commonly used to _________. - Answer-stabilize objects Which type of test should be preformed by private contractors or fire department personnel? - AnswerStandard testing Which proportioning method is used with portable extinguishers, wheeled, extinguishers, skid-mounted twin-agent units, and vehicle mounted tank systems? - Answer-Premixing method One of the most important practices to address to building occupants about fire safety is _______. - Answer-making sure to maintain clear and unobstructed exit pathways Normal pressure exiting a system before water is released from a hydrant is called ______. - AnswerStatic presssure Energy created by moving parts on machines, such as belts and bearings - Answer-Mechanical heat energy Water received from treatment facilities is delivered to ________ storage tanks before being distributed throughout the area served. - Answer-elevatedState 3 facts about service testing: - Answer-1. The test area should be smooth and free from rock and debris 2. Hose should be tested in a paved area with room to lay out the hose 3. A water source sufficient for filling the hose is necessary Describe Completed Foam: - Answer-completed product after air is introduced into the foam solution What can hide fire hazards and impede paths of egress? - Answer-poor housekeeping With the bank-down foam application method, the foam stream is directed: - Answer-onto an object, allowing the foam to run down / onto the surface of the fuel. Winches should be positioned: - Answer-as close to the object being pulled as possible Which hydraulic tools may spread as much as 32 inches (800mm) apart? - Answer-spreaders Which pneumatic tool can be used to vacuum loose soil from around victims buried in a trench collapse? - Answer-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? - Answer-gravity system What is NOT a reason a hose clamp is used? - Answer-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? - Answer-to the discharges on the opposite side of the pump panel What is the time span when presenting to young children? - Answer-15 minutesThe distribution system that provides circulating feed from all directions is called the _______. - Answergrid system Which sprinkler systems are designed to quickly supply a large volume of water to the protected area? - Answer-Deluge system 3 question to ask yourself during a vehicle incident size up. - Answer-1. are any utilities damaged? 2. Is there a need for additional resources? 3. Is there a fire / potential for a fire? *Ages of the victims do not apply Fog nozzles break down ____________ into tiny droplets. - Answer-foam solutions What NFPA standard addresses fire inspection? - Answer-NFPA 1031 What is the first step in the basic four-step method of instruction? - Answer-preparation Fixed-temp heat detectors are installed on the ______ of a room. - Answer-ceiling When service testing fire hose, keep the hose testing area as _____ as possible when filling and discharging air from the hose. - Answer-dry The required air pressure in a dry-pipe system is usually about _____ psi (kPa) above the trip pressure - Answer-20 (140) Which pattern has limited capability for cooling hot gases? - Answer-solid stream Which automatic alarm systems are used to protect large commercial and industrial buildings - Answerproprietary systemsWhat is a main type of liquified petroleum gas (LPG) ? - Answer-propane Supervising fire alarm systems are designed to be supervised by: - Answer-The systems themselves Air-aspirating foam nozzles provide what? - Answer-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? - Answer-Gate valve When are most fire inspections conducted? - Answer-during normal business hours