NFPA 10 Portable Fire Extinguishers Test
Questions and
(GradedUpdate
Answers |Fall 2026/2027 ꢀA | 100%
Correct Latest
Question +)
1
What is important requirement for a class C rated extinguisher?
Correct
Answer
Should not conduct electricity
Question
2
Cylinders or Cartridges containing nitrogen, compress air, carbon dioxide, or other gases at a presser higher than 500 psi at
70 Degrees
Correct
Answer
High-Pressure Cylinder
Question
3
AFFF extinguishers do not work well for fires in Class ____ or Class___ fuels
Correct
Answer
C;D
Page 1 of 18
,Question
4
Aqueous film foaming foam extinguishers are suitable for use on Class ___ and Class ___ fires.
Correct
Answer
A;B
Question
5
If an extinguisher is found to be deficient in weight by ___% it should be removed from service and replaced
Correct
Answer
10%
Question
6
Which extinguishers are most commonly used for highly sensitive computer equipment Halon ;
Correct
Answer
Carbon Dioxide
Question
7
Dry chemical extinguishers are rated for what class fire?
Correct
Answer
Class B & C
Page 2 of 18
, Question
8
Carbon Dioxide / Definition
Correct
Answer
A Colorless, Odorless, Electrically non- conductive inert gas that is a suitable medium for extinguishing class B &C Fires
Question
9
What is the color rating of a D Class fire extinguisher?
Correct
Answer
Yellow
Question
10
What type of cartridge should an extinguisher have where freezing is possible?
Correct
Answer
Nitrogen Cartridge
Question
11
NFPA 10 Liquefied Petroleum Gas Code. True or False?
Correct
Answer
True
Page 3 of 18
Questions and
(GradedUpdate
Answers |Fall 2026/2027 ꢀA | 100%
Correct Latest
Question +)
1
What is important requirement for a class C rated extinguisher?
Correct
Answer
Should not conduct electricity
Question
2
Cylinders or Cartridges containing nitrogen, compress air, carbon dioxide, or other gases at a presser higher than 500 psi at
70 Degrees
Correct
Answer
High-Pressure Cylinder
Question
3
AFFF extinguishers do not work well for fires in Class ____ or Class___ fuels
Correct
Answer
C;D
Page 1 of 18
,Question
4
Aqueous film foaming foam extinguishers are suitable for use on Class ___ and Class ___ fires.
Correct
Answer
A;B
Question
5
If an extinguisher is found to be deficient in weight by ___% it should be removed from service and replaced
Correct
Answer
10%
Question
6
Which extinguishers are most commonly used for highly sensitive computer equipment Halon ;
Correct
Answer
Carbon Dioxide
Question
7
Dry chemical extinguishers are rated for what class fire?
Correct
Answer
Class B & C
Page 2 of 18
, Question
8
Carbon Dioxide / Definition
Correct
Answer
A Colorless, Odorless, Electrically non- conductive inert gas that is a suitable medium for extinguishing class B &C Fires
Question
9
What is the color rating of a D Class fire extinguisher?
Correct
Answer
Yellow
Question
10
What type of cartridge should an extinguisher have where freezing is possible?
Correct
Answer
Nitrogen Cartridge
Question
11
NFPA 10 Liquefied Petroleum Gas Code. True or False?
Correct
Answer
True
Page 3 of 18
