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NFPA 10 EXAM (STANDARD FOR PORTABLE FIRE
EXTINGUISHERS) 2024-2025 ALL 250 QUESTIONS
AND CORRECT DETAILED ANSWERS ALREADY
GRADED A+
NFPA 10 Test Cartridge operated water extinguishers shall not be removed from service - ANSWER-False
Fire extinguishers shall be located along normal paths of travel, including exits from areas. - ANSWER-True
It is ok for hand held portable fire extinguishers to be left sitting on the floor as long as it is properly marked with location signs. - ANSWER-False
Fire extinguishers weighing less than 40lbs shall be installed so that the top of the extinguishers is not more than 6 feet from the floor. - ANSWER-False
Fire extinguishers weighing more than 40lbs shall be installed so that the top of the extinguisher is no more than 3.5 feet from the floor. - ANSWER-True
In no case shall the clearance between the bottom of the extinguisher and the floor be less than 4 inches. - ANSWER-False 1 / 4
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Labels that specifically relate to operation, classification, or warning information shall not be permitted on the front of the extinguisher. - ANSWER-False
Which of the following conditions may result in the condemning of a fire extinguisher during inspection. - ANSWER-All of the above.
High pressure cylinders and cartridges including nitrogen cylinders and cartridges used as an expellant for wheeled fire extinguisher shall not be hydrostatically tested every 5 years. - ANSWER-False
Carbon dioxide fire extinguishers shall be tested at 5/3 the service pressure as stamped into the cylinder. - ANSWER-True
AFFF and FFFP fire extingulshers can be protected against temperatures below 40° F by adding an antifreeze charge. - ANSWER-False
The use of a Carbon Dioxide fire extinguisher - ANSWER-Should not be used in confined spaces
Burning metals - ANSWER-Known as class D fires and may react violently to water and significantly increase hazards associated with burning metals. 2 / 4
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Items that affect distribution of portable fire extinguishers are: - ANSWER-All of the above.
Carbon Dioxide hose assemblies have a continuous metal braid that connects to both couplings to minimize the static shock hazard. - ANSWER-True
Hydrotest labels should be printed in black with a light blue background - ANSWER-False
Halon Extinguisher Recharge- if the extinguisher valve is removed for service, what is the recommended? - ANSWER-Purge extinguisher with nitrogen
All dry chemical and dry powder types of fire extinguishers must have what? - ANSWER-All traces of powder removed before filling with water.
All wheeled fire extinguishers equipped with a shut off nozzle at the end of the hose must have:
- ANSWER-A special adapter to test and recharge.
The provisions of NFPA 10 apply to the selection, installation, inspection, maintenance, and testing of portable extinguishing equipment. - ANSWER-True
Requirements of NFPA 10 are - ANSWER-Minimum
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4 Portable extinguishers are intended as the first line defense for limited size fires and are not required if the building is protected by a sprinkler system. - ANSWER-False
What is the purpose of NFPA 10 - ANSWER-For use and guidance of persons selecting, purchasing, installing, approving, listing, designing and maintaining portables.
What is ANSI? - ANSWER-American National Standards Institute
What does ANSI do? - ANSWER-Official standards making/setting organization of the USA.
The term approved means acceptable to the authority having jurisdiction. - ANSWER-True
What does AHJ stand for? What does it mean? - ANSWER-Authority having jurisdiction, Fire Marshal/Property owner.
Define Class A Fire - ANSWER-Ordinary Combustibles eg. wood, paper, cloth, (leave ash)
Define Class B Fire - ANSWER-Flammable Liquids and Gas
Define Class C Fire - ANSWER-Electrical
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