IFSTA 7 - Firefighter 2 Overview Exam Questions And Answers 100% Solved

IFSTA 7 - Firefighter 2 Overview Exam Questions And Answers 100% Solved a ff2 is trained to coordinate ff1 and ff2 personnel while what? - answerworking under the supervision of a company officer duty of a ff2 - answercoordinate an interior attack line at a structure fire NFPA 1962 provides guidance for? - answertesting fire hose hose service tests are performed? (3) - answer1 annually 2 after repairs 3 after a vehicle has ran over the hose service test procedures (4) - answer1 connect hose to hose tester in straight runs no longer than 300ft per discharge 2 maintain test pressure in accordance with NFPA 1962 (3mins) 3 observe Mark's on hose; movement equals coupling slippage 4 all test results must be recorded inspect generators, lighting units and lighting accessories when? - answerperiodically and after each use when should you avoid starting a generator? - answerwhen it's under a load what do you inspect electrical cords for? - answerfrayed wiring or missing prongs what do you use to wipe grease and oil from generators? - answera clean rag who is informed of something is wrong with equipment? - answeryour supervisor foam concentrate - answerraw foam liquid in its storage container foam proportioner - answerdevice that introduces foam concentrate into the water stream foam solution - answermixture of foam concentrate and water before the introduction of air Finished Foam - answerCompleted product after air is introduced into the foam solution. what is class A foam commonly used for? - answerwildland and structural firefighting batch mixing - answerdifficult process that requires thorough clean up of vehicle tank, pump, and hoselines bank down method - answerstream is directed onto the object and allowed to run down onto the fuel rain down method - answerdirect stream above fire and allow the foam to float gently down onto the surface of the fuel what are flammable liquids flash point? - answerless than 100f what are combustible liquids flash point? - answermore than 100f B.L.E.V.E. - answerboiling liquid expanding vapor explosion B.L.E.V.E. definition - answerwhen pressure vessels or cylinders are heated by direct flame contact, they can rupture and suddenly release their contents what Is a flammable gas cylinder? - answervessel used to store pressurized gases what 4 things will gas cylinders usually have? - answer1 relief valve 2 filler valve 3 shut off valve 4 percent gauge when will personnel retreat to the evacuation area? - answer1 flame intensity from the relief valve increases 2 sound from escaping vapors increases 3 IC or safety officers says so what stream do you approach a gas cylinder with? - answerwidening protective streams where do you approach a gas cylinder from? - answer45 angle what do you not extinguish on a gas cylinder? - answerfire from the relief valve what do you do if you extinguish the fire from the relief valve? - answeruse a 100gpm fog stream to disperse a cloud of unburned gas