NFPA 10 2018 Edition EXAM 153 Questions with Verified Answers,100% CORRECT

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NFPA 10 2018 Edition EXAM 153 Questions with Verified Answers What Extinguishes B and C fires? - CORRECT ANSWER Co2 What is D.O.T? - CORRECT ANSWER Department of Transportation What is Electr... onic Monitoring? - CORRECT ANSWER A local device to indicate an extinguisher is removed from its designated location. What is AFFF? - CORRECT ANSWER Aqueous Film-Forming Foam. Used to suppress liquid fuel vapors. What is FFFP? - CORRECT ANSWER Film-Foaming Fluoroprotein Foam. Uses fluorinated surfanctants to produce a fluid aqueous film for suppressing liquid fuel vapors. What is Film-Forming Foam? - CORRECT ANSWER A solution that will form an aqueous on liquid fuels. What are the type of Halons? - CORRECT ANSWER Halon 1211 Halon 1301 What is hydrostatic testing? - CORRECT ANSWER Pressure testing of an extinguisher to verify its strength against unwanted rupture. What does servicing an extinguisher include? - CORRECT ANSWER Performing maintenance, recharging, or hydrostatic testing. What year prior does Dry Chemical Stored pressure be removed from service? - CORRECT ANSWER 1984. Obsolete What is a Class A Fire? - CORRECT ANSWER Ordinary combustible materials. Wood Cloth Paper Rubber Many plastics. What is a Class B Fire? - CORRECT ANSWER Fires in Flammable liquids Petroleum Greases Tar Oil Oil based paints Solvents Lacquers Alcohols Flammable gases What is a Class C Fire? - CORRECT ANSWER Fires that invoice energized electrical equipment. What discharge rate is used for three dimensional fires? - CORRECT ANSWER Dry extinguisher of 10lb or great at a rate of 1lb per second. What is a Class K fFire? - CORRECT ANSWER Cooking media/ animal fats What is a class D fire? - CORRECT ANSWER Combustible metal fires. When should you use a fire extinguisher sign? - CORRECT ANSWER When there are obstacles taller than the visual of the fire extinguisher. Fire extinguishers having a gross weight not exceeding _____________ shall be installed so that the top of the fire extinguisher is not more than __________ ft. Above the floor. - CORRECT ANSWER 40lb 5 ft Fire extinguishers having a gross weight exceeding _____________ shall be installed so that the top of the fire extinguisher is not more than __________ ft. Above the floor. - CORRECT ANSWER 40lb 3 1/2 What is the maximum travel distance for a Class D hazard to the extinguisher? - CORRECT ANSWER 75ft Who is responsible for inspection, recharging and maintenance? - CORRECT ANSWER The owner or designated agent or occupant of a property in which the fire extinguishers are located. What the maximum travel distance for a Class K hazard to the extinguisher? - CORRECT ANSWER 30 ft How do you determine the weight of an extinguisher in the field? - CORRECT ANSWER By weighing it or by hefting How do you tell the weight of a co2 extinguisher? - CORRECT ANSWER You have to weigh it. What are the inspection procedures of an extinguisher in the field? - CORRECT ANSWER Location or designated place Visibility of the extinguisher Access to the extinguisher Pressure gauge reading or indicator in the operable range or position Fullness determined by weighing or hefting Condition of tires, wheels, carriage, hose and nozzle for wheeled extinguishers. Indicator for non rechargeable extinguishers using push to-test pressure indicators. What includes a co2 annual inspection? - CORRECT ANSWER A hose conductivity test. After recharging a fire extinguisher what step is next? - CORRECT ANSWER To do a leak test to make sure it is not leaking anywhere on the cylinder. During the drying stage of an extinguisher after a hydrostatic test, the temp shall not exceed ______________ F° inside the shell - CORRECT ANSWER 150° What does AHJ stand for? - CORRECT ANSWER Authority of having jurisdiction What page does corrective action begin in the book? - CORRECT ANSWER 10-61 When can you convert an extinguisher from one type to another? - CORRECT ANSWER NEVER Can you reuse class k recharge lights? - CORRECT ANSWER NO What temp is to NOT be exceeded when drying hose after a hydrostatic test? - CORRECT ANSWER 150° When a non rechargeable fire extinguisher reveals a deficiency what is the next step? - CORRECT ANSWER Shall be removed from further use, discharged and destroyed at the direction of the owner or returned to manufactuer. Seals or tamper indicators on nonrechargable type shall NOT be _________. - CORRECT ANSWER Removed When is the interval examination for a wet chemical extinguisher? - CORRECT ANSWER 5 years When is the internal examination for a Co2 extinguisher? - CORRECT ANSWER 5 years When is the internal examination for a dry chemical stored pressure, with mild steel shells, brazed brass shells and aluminum shells? - CORRECT ANSWER 6 years When is the internal examination for halogenated agents? - CORRECT ANSWER 6 years When is the internal examination for dry powder, stored pressure, with mild steel shells? - CORRECT ANSWER 6 years When is the internal examination for a AFFF? - CORRECT ANSWER 3 years When is the internal examination for a FFFP? - CORRECT ANSWER 3 years When is the internal examination for a stored-water pressure? - CORRECT ANSWER 5 years When is the internal examination for a setting agent? - CORRECT ANSWER 1 year What are the dimensions of a 6 year internal examination label? - CORRECT ANSWER 2 in x 3 1/2 in weatherproof Where does the examination label for a hydro/6 year go? - CORRECT ANSWER On the back of the extinguisher What is listed on the 6 year internal examination label? - CORRECT ANSWER Month and the year when completed Person performing the work Name of the agency performing the work. Carbon dioxide hose assemblies that fail the conductivity test shall be __________. - CORRECT ANSWER Replaced What are the dimensions of a co2 hose assembly conductivity test label? - CORRECT ANSWER 1/2 in x 3 in What is listed on the co2 hose assembly conductivity test label? - CORRECT ANSWER Month and year when completed Name or initials who completed the work Name of the agency Hose stations are to be maintained in accordance with ___________. - CORRECT ANSWER NFPA 1962 Multipurpose fry chemicals shall not be mixed with ____________. - CORRECT ANSWER Alkaline-based fry chemicals The water vapor of carbon dioxide shall be not less than ________% carbon dioxide. - CORRECT ANSWER 99.5% Oil content shall not exceed _______ ppm by weight. - CORRECT ANSWER 10 ppm The amount of liquid agent shall be determined by using on of the following? - CORRECT ANSWER (1) Exact measurement by weight (2) Exact measurement by volume (3) Anti-overfill tube, if provided (4) Fill mark on fire extinguisher shell, if provided. If wet chemical or water mist agents are partially discharged it should be ___________. - CORRECT ANSWER Discarded Where do you find the details for the weight on a fire extinguisher? - CORRECT ANSWER On the nameplate What shall be listed on the service collar? - CORRECT ANSWER Month and year when performed Name of the agency performing the work Test pressure gauges shall be capable of indicating of _______% to __________% of the test pressure - CORRECT ANSWER 90% 110% Pressure gauges used on equipment shall be calibrated at least ___________ - CORRECT ANSWER Semiannually A hydrostatic test shall be performed on fire extinguisher hose assemblies equipped with a __________ at the end of the hose. - CORRECT ANSWER Shutoff nozzle When do you hydro test a non rechargeable fire extinguisher? - CORRECT ANSWER NEVER What is the hydrostatic test interval for stored pressure water, water mist, loaded stream, and/or anti freeze? - CORRECT ANSWER 5 years What is the hydrostatic test interval for a wetting agent? - CORRECT ANSWER 5 years What is the hydrostatic test interval for a AFFF? - CORRECT ANSWER 5 years What is the hydrostatic test interval for a FFFP? - CORRECT ANSWER 5 years What is the hydrostatic test interval for a dry chemical with stainless steel shells? - CORRECT ANSWER 5 years What is the hydrostatic test interval for a Co2? - CORRECT ANSWER 5 years What is the hydrostatic test interval for a wet chemical? - CORRECT ANSWER 5 years What is the hydrostatic test interval for a dry chemical, stored pressure, with mild steel shells, brazed brass shells, or aluminum shells? - CORRECT ANSWER 12 years What is the hydrostatic test interval for a dry chemical, cartridge or cylinder operated with mild steel shells? - CORRECT ANSWER 12 years What is the hydrostatic test interval for halogenated agents? - CORRECT ANSWER 12 years What is the hydrostatic test interval for a dry powder,stored pressure, cartridge or cylinder, with mild steel shells? - CORRECT ANSWER 12 years The pressure in a hydrostatic test of a cylinder shall be maintained for a minimum of _____________ - CORRECT ANSWER 30 seconds Whose recommendations shall be followed during a low pressure hydrostatic test? - CORRECT ANSWER The manufacture's The discharge valve shall be __________ from the hose assembly without __________ of any hose couplings. - CORRECT ANSWER Removed Removal The hose shall be completely filled with _________ before testing - CORRECT ANSWER Water Pressure shall be applied at a rate of rise such that the test pressure is reach in _________ minute for a hose assembly - CORRECT ANSWER 1 minute Test pressure for hose assemblies shall be maintained for a minimum of __________ minute - CORRECT ANSWER 1 minute Cabin dioxide fire extinguishers having cylinder specification ICC3 shall be tested at ____________psi - CORRECT ANSWER 3000 Carbon dioxide hose assemblies requiring a hydrostatic pressure test shall be tested at _____________ psi - CORRECT ANSWER 1250 Low pressure accessory hose used on a wheeled extinguisher shall be tested at ___________ psi - CORRECT ANSWER 300 High pressure accessory hose used on a wheeled extinguisher shall be tested at ___________ psi - CORRECT ANSWER 3000 What information shall be recorded on a low pressure hydrostatic test label? - CORRECT ANSWER Month and year the test was performed Test pressure used Name or initial of person that performed the test Where fire extinguishers are installed I bc closed cabinets that are exposed to elevated temperature, the cabinets shake be provided with _________ openings and _______________. - CORRECT ANSWER Screened openings Drains Only ______________ ___________ cabinets shall be installed on fire rated walls. - CORRECT ANSWER Surface mounted. Fire extinguishers containing only plain water shall be protected to temperatures as low as ______________F by the addition of an ______________ that is stipulated on the nameplate. - CORRECT ANSWER -40°F Antifreeze ______________ _____________ solutions shall not be used in stainless steel fire extinguishers. - CORRECT ANSWER Calcium chloride What is the maximum I travel distance for a class A hazard? - CORRECT ANSWER 75ft What minimum rating is for light hazard occupancy for class A hazard? - CORRECT ANSWER 2-A What minimum rating is for ordinary hazard occupancy for class A hazard? - CORRECT ANSWER 2-A What minimum rating is for extra hazard occupancy for class A hazard? - CORRECT ANSWER 4-A What is the maximum floor area per unit of A for light hazard occupancy? - CORRECT ANSWER 3000 ft^2 What is the maximum floor area per unit of A for ordinary hazard occupancy? - CORRECT ANSWER 1500 ft^2 What is the maximum floor area per unit of A for extra hazard occupancy? - CORRECT ANSWER 1000 ft^2 What is the maximum floor area per extinguisher for light hazard occupancy? - CORRECT ANSWER 11,250 ft^2 What is the maximum floor area per extinguisher for ordinary hazard occupancy? - CORRECT ANSWER 11,250 ft^2 What is the maximum floor area per extinguisher for extra hazard occupancy? - CORRECT ANSWER 11,250 ft^2 What is the maximum travel distance to extinguisher for a light hazard occupancy for class A? - CORRECT ANSWER 75ft What is the maximum travel distance to extinguisher for a ordinary hazard occupancy for class A? - CORRECT ANSWER 75ft What is the maximum travel distance to extinguisher for a extra hazard occupancy for class A? - CORRECT ANSWER 75ft For class b hazard being a light occupancy what is the basic minimum extinguisher rating? - CORRECT ANSWER 5-B 10-B For class b hazard being a ordinary occupancy what is the basic minimum extinguisher rating? - CORRECT ANSWER 10-B 20-B For class b hazard being a extra occupancy what is the basic minimum extinguisher rating? - CORRECT ANSWER 40-B 80-B For class b hazard being a light occupancy what is the maximum travel distance to the extinguisher? 5-B? 10-B? - CORRECT ANSWER 30 ft 50 ft For class b hazard being a ordinary occupancy what is the maximum travel distance to the extinguisher? 10-B? 20-B? - CORRECT ANSWER 30 ft 50 ft For class b hazard being a extra occupancy what is the maximum travel distance to the extinguisher? 40-B? 80-B? - CORRECT ANSWER 30 ft 50 ft Three dimensional, gravity, obstacle and pressure fire hazards the actual travel distance shall not exceed ____________ft. for a portable fire extinguisher. - CORRECT ANSWER 30 ft Three dimensional, gravity, obstacle and pressure fire hazards the actual travel distance shall not exceed ____________ft. for a wheel extinguisher of 125lb agent capacity or larger. - CORRECT ANSWER 100 ft True or False You can put BC powder in a ABC fire extinguisher if approved by the AHJ - CORRECT ANSWER False it goes against code NFPA. If an extinguisher is due maintenance and the client does not want to do it what is the CORRECTIVE ACTION? - CORRECT ANSWER Place red tag and notify the AHJ/Fire marshal True or False A co2 has a 6 year internal test date - CORRECT ANSWER False. Co2 only has a hydrostatic test every 5 years True or false Co2 is considered a high pressure cylinder - CORRECT ANSWER True What page will you find all of the classifications for extinguishers? - CORRECT ANSWER 10-38 What page does administration begin? - CORRECT ANSWER 10-4 What page does referenced publications begin? - CORRECT ANSWER 10-4 What page does definitions begin? - CORRECT ANSWER 10-6 What page does general requirements begin? - CORRECT ANSWER 10-8 What page does selection of portable Fire extinguishers begin? - CORRECT ANSWER 10-9 What page does installation of portable fire extinguishers begin? - CORRECT ANSWER 10-12 What page does inspection, maintenance, and recharging begin? - CORRECT ANSWER 10-15 What page does hydrostatic testing begin? - CORRECT ANSWER 10-20 What annex and what page is explanatory material? - CORRECT ANSWER Annex A 10-24 What annex and what page is recommended markings to indicate extinguisher suitability to class of fire? - CORRECT ANSWER Annex B 10-37 What annex and what page is fire extinguisher selection? - CORRECT ANSWER Annex C 10-38 What annex and what page is operation and use? - CORRECT ANSWER Annex D 10-42 What annex and what page is distribution? - CORRECT ANSWER Annex E 10-50 What annex and what page is selection of residential fire extinguishing equipment? - CORRECT ANSWER Annex F 10-55 What annex and what page is extinguisher classification and rating system? - CORRECT ANSWER Annex G 10-58 What annex and what page is conditions of selection? - CORRECT ANSWER Annex H 10-58 What annex and what page is maintenance procedures? - CORRECT ANSWER Annex I 10-61 What annex and what page is typical specification of equipment capable of producing dry air? - CORRECT ANSWER Annex J 10-65 What annex and what page is informational references? - CORRECT ANSWER Annex K 10-65 True or false Tamper seals Do Not have to be dated - CORRECT ANSWER False True or false A class k hydro test is every 5 years - CORRECT ANSWER True True or false An extinguisher can be sitting on the ground in a commercial setting - CORRECT ANSWER False What is the CORRECTIVE ACTION if the nameplate has illegible wording? - CORRECT ANSWER Clean or replace. (Only lables without a listing mark can be replaced. What is the CORRECTIVE ACTION for a deformed, damaged or cracked nozzle or horn - CORRECT ANSWER Replace What is the CORRECTIVE ACTION for a missing pull pin? - CORRECT ANSWER Replace What is the CORRECTIVE ACTION for a shell or cylinder valve that is corroded, damaged or jammed lever, handle, spring, stem, or fastener joint? - CORRECT ANSWER Depressurize, check freedom of movement, and repair or replace What is the CORRECTIVE ACTION for a cylinder/shell that has a presence of repairs (welding, soldering, brazing etc.)? - CORRECT ANSWER Condemn What is the CORRECTIVE ACTION for a non rechargeable shell/cylinder that has corrosion? - CORRECT ANSWER Depressurize and discard What is the CORRECTIVE ACTION for pressurizing a valve that has leaking seals? - CORRECT ANSWER Depressurize and replace valve or core What is the CORRECTIVE ACTION for the gasket or O ring seals if damaged? - CORRECT ANSWER Replace and lubricate What is the CORRECTIVE ACTION for brackets and hangers if they are the improper type? - CORRECT ANSWER Replace What is the CORRECTIVE ACTION for a hose assembly that is damaged (cut, cracked, or worn) - CORRECT ANSWER Replace When a fire extinguisher is being selected, the following physical conditions should be considered. - CORRECT ANSWER Gross weight Corrosion (exposure) Agent reaction (different chemicals around) Wheeled units ( location and size) Wind and draft ( sufficient range for the hazard) Availability of personnel (physical capability and number of employees). What does the classification of 4-A 20-B C imply? (What does it mean) - CORRECT ANSWER It should extinguish approximately twice as much as a class A fire as a 2-A rated fire extinguisher (2 1/2 gallon water) It should extinguish approximately 20 times as much class B fire as a 1-B rated fire extinguisher. It is suitable for use on energized electrical equipment. Found on pg. 10-58 Fire extinguisher for use on class A fire with the following ratings are? - CORRECT ANSWER 1-A 2-A 3-A 4-A 6-A 10-A 20-A 30-A 40-A Fire extinguisher for use on class B fire with the following ratings are? - CORRECT ANSWER 1-B 2-B 5-B 10-B 20-B 30-B 40-B 60-B 80-B 120-B 160-B 240-B 320-B 480-B 640-B What raising numbers does a class D fire extinguisher have? - CORRECT ANSWER It does not have any. It is used on specific combustible materials found on nameplate. Who has the obligation for the care and use of fire extinguishing equipment at all times? - CORRECT ANSWER The homeowner/occupant Do residential fire extinguisher need to be inspected? - CORRECT ANSWER No [Show More]

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