NFPA 10 Test Exam 2025–2026 Accurate Real
Exam Questions and Verified Correct Answers
JUST RELEASED
What class is a water extinguisher? - answer>>>Class A
Can you use loaded stream on Class B fires? - answer>>>No
What do AFFF and FFFP extinguishers do to Class A fires? - answer>>>Film on fuel, no
more oxygen, cooling to prevent reignition.
What type of extinguisher is primarily intended for use on Class B and Class C fires? -
answer>>>Carbon Dioxide CO2
What chemical may be used in a Dry Chemical extinguisher primarily intended for use on
Class B and Class C fires? - answer>>>Sodium Bicarbonate, Potassium Bicarbonate,
Potassium Bicarbonate Urea Base, Potassium Chloride Base, Bicarbonate Urea Base. (All
of the above)
Class B rated extinguishers involving cooking grease must have what type of chemicals? -
answer>>>Sodium Bicarbonate and Potassium Bicarbonate.
What Chemical is in a Multipurpose Dry Chemical Extinguisher? - answer>>>Ammonium
Phosphate.
A stored pressure water fire extinguisher rated 2A will protect an area of ____ in an
ordinary occupancy. - answer>>>3000 sq. Ft.
What is the basic maximum travel distance to Class B Extinguishers? - answer>>>50 feet
, The capacity of the fire extinguisher supplied for each major Class C hazard situation must
be individually judged according to: - answer>>>Size of electrical equipment,
configuration of equipment, effective range of FE amount of class A and B material.
Water extinguisher may only be installed where temperatures range between 40° and
120° - answer>>>True
When the electrical power is disconnected from an energized electrical fire, the fire
changes character to that of a Class A or Class B or a combination if both Class A and B. -
answer>>>True
What is a Class D fire? - answer>>>Combustible Metals
A fire extinguisher inspection is: - answer>>>A monthly quick check
A fire extinguisher maintenance is: - answer>>>An annual inspection.
A fire extinguisher shall be inspected every _____ after it has been placed into service -
answer>>>30 days
Cartridges not exceeding 2 inches in outside diameter and having a length less than 24
inches are exempt from hydrostatic testing. - answer>>>True
Stored pressure extinguishers shall be tested at the factory test pressure not to exceed 3
times the service pressure. - answer>>>True
All extinguisher hose assemblies equipped with a shutoff nozzle shall be hydrostatically
tested - answer>>>True
Exam Questions and Verified Correct Answers
JUST RELEASED
What class is a water extinguisher? - answer>>>Class A
Can you use loaded stream on Class B fires? - answer>>>No
What do AFFF and FFFP extinguishers do to Class A fires? - answer>>>Film on fuel, no
more oxygen, cooling to prevent reignition.
What type of extinguisher is primarily intended for use on Class B and Class C fires? -
answer>>>Carbon Dioxide CO2
What chemical may be used in a Dry Chemical extinguisher primarily intended for use on
Class B and Class C fires? - answer>>>Sodium Bicarbonate, Potassium Bicarbonate,
Potassium Bicarbonate Urea Base, Potassium Chloride Base, Bicarbonate Urea Base. (All
of the above)
Class B rated extinguishers involving cooking grease must have what type of chemicals? -
answer>>>Sodium Bicarbonate and Potassium Bicarbonate.
What Chemical is in a Multipurpose Dry Chemical Extinguisher? - answer>>>Ammonium
Phosphate.
A stored pressure water fire extinguisher rated 2A will protect an area of ____ in an
ordinary occupancy. - answer>>>3000 sq. Ft.
What is the basic maximum travel distance to Class B Extinguishers? - answer>>>50 feet
, The capacity of the fire extinguisher supplied for each major Class C hazard situation must
be individually judged according to: - answer>>>Size of electrical equipment,
configuration of equipment, effective range of FE amount of class A and B material.
Water extinguisher may only be installed where temperatures range between 40° and
120° - answer>>>True
When the electrical power is disconnected from an energized electrical fire, the fire
changes character to that of a Class A or Class B or a combination if both Class A and B. -
answer>>>True
What is a Class D fire? - answer>>>Combustible Metals
A fire extinguisher inspection is: - answer>>>A monthly quick check
A fire extinguisher maintenance is: - answer>>>An annual inspection.
A fire extinguisher shall be inspected every _____ after it has been placed into service -
answer>>>30 days
Cartridges not exceeding 2 inches in outside diameter and having a length less than 24
inches are exempt from hydrostatic testing. - answer>>>True
Stored pressure extinguishers shall be tested at the factory test pressure not to exceed 3
times the service pressure. - answer>>>True
All extinguisher hose assemblies equipped with a shutoff nozzle shall be hydrostatically
tested - answer>>>True
