Nfpa 10 Exam With Verified Questions And Answers|| Guaranteed Pass|| Already Graded A+

NFPA 10 EXAM WITH VERIFIED QUESTIONS AND ANSWERS|| GUARANTEED PASS|| ALREADY GRADED A+ Extinguishers listed for the Class C rating shall not contain an agent that is a conductor of ________ - ANSWER-Electricity Dry chemical stored pressure extinguishers manufactured prior to _____________ shall be removed from service at the next 6 year maintenance interval or the next hydrostatic test whichever comes first - ANSWER-October 1984 Any fire extinguisher that can no longer be serviced in accordance with the manufacturers maintenance manual is considered to be _______ and shall be ________ from service - ANSWER-obsolete, removed Class A fires involve - ANSWER-Common Combustibles such as paper, wood, cloth, rubber, plastics Class B fires involve - ANSWER-Usually involve flammable liquids, greases, tars oils, paints, alcohols, and flammable gases Class C fires involve - ANSWER-Usually involve live electrical equipment Class D fires involve - ANSWER-Fires involving combustible metals such as magnesium, titanium, zirconium, sodium, and potassium. Class K fires involve - ANSWER-cooking appliances that involve combustible cooking media (vegetable or animal oils and fats). Is a wheeled fire extinguisher considered a portable fire extinguisher? - ANSWER-Yes Portable fire extinguishers shall be ______ and _____ and meet all of the requirements of one of the fire test standards indicated - ANSWER-listed and labeled Fire extinguishers having a gross weight not exceeding 40lbs shall be installed so that the top of the extinguisher is no more the _______ ft above the floor - ANSWER-5 Fire extinguishers having a gross weight greater than 40lbs shall be installed so that the top of the extinguisher is no more the _______ ft above the floor - ANSWER-3.5 In no case shall the clearance between the bottom of the extinguisher and the floor be less than ______ - ANSWER-4in HMIS, 6 year, hydrostatic test or other labels shall not be placed on what part of the extinguisher? - ANSWER-the front What is the minimum Class A rating for a single fire extinguisher for light and ordinary hazard occupancy/ - ANSWER-2-A For a 3000 sq ft facility, how many 2-A rated extinguishers would be required for ordinary hazard occupancy? - ANSWER-2 What is the maximum travel distance to a Class A extinguisher? - ANSWER 75ft What is the minimum travel distance to a 20-B rated extinguisher in an ordinary area? - ANSWER-50ft How should hazard areas involving Class B fires in flammable liquids of appreciable depth that are not manned all of the time be protected? - ANSWER By fixed systems Travel distances for portable extinguishers used to protect flammable liquids of appreciable depth shall not exceed ____ ft - ANSWER-50 What Class extinguishers are required to have a rating number preceding the classification letter that indicates the relative extinguishing effectiveness - ANSWER-Class A or B Class C, D, and K extinguishers are not required to have what? - ANSWER number preceding the classification letter The use of a halogenated fire extinguisher shall be limited to applications where a ______ _______ is necessary to extinguish effectively without damaging the equipment OR where the use of alternative agents have the potential to cause a hazard to ________ - ANSWER-clean agent