NFPA 10 FINAL EXAM VERSION 1 QUESTIONS AND
CORRECT ANSWERS (VERIFIED ASWERS) PLUS
RATIONALES Q &A 2026 |INSTANT DOWNLOAD
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1. What is the primary purpose of NFPA 10?
A. To provide guidelines for fire alarm systems
B. To establish standards for portable fire extinguishers
C. To regulate sprinkler system installation
D. To enforce evacuation procedures
Answer: B
Rationale: NFPA 10 sets the minimum requirements for the
selection, installation, inspection, maintenance, and testing of
portable fire extinguishers.
2. Which of the following fire extinguisher classes is suitable
for flammable liquids?
A. Class A
B. Class B
C. Class C
D. Class D
Answer: B
Rationale: Class B extinguishers are specifically designed to
,extinguish fires involving flammable liquids, such as gasoline,
oil, or paint.
3. Which type of fire extinguisher is most appropriate for
electrical fires?
A. Water
B. Foam
C. Dry chemical
D. Carbon dioxide
Answer: C, D
Rationale: Dry chemical and CO₂ extinguishers are non-
conductive and safe for electrical fires.
4. What does the term “portable” refer to in NFPA 10?
A. Extinguishers that are movable without mechanical
assistance
B. Extinguishers installed in fixed positions
C. Extinguishers only for outdoor use
D. Extinguishers mounted on vehicles
Answer: A
Rationale: Portable fire extinguishers are designed to be
carried and operated by a person without mechanical help.
,5. How often must portable fire extinguishers undergo a visual
inspection?
A. Weekly
B. Monthly
C. Annually
D. Every 5 years
Answer: B
Rationale: NFPA 10 requires monthly visual inspections to
ensure extinguishers are present, accessible, and functional.
6. Which of the following indicates a fire extinguisher is fully
charged?
A. Broken seal
B. Pressure gauge in the operable range
C. Presence of rust
D. Low weight
Answer: B
Rationale: The pressure gauge needle should be in the
operable range to indicate the extinguisher is charged and
ready for use.
7. What is the minimum rating for a Class A extinguisher in a
standard office building?
, A. 1-A
B. 2-A
C. 4-A
D. 10-A
Answer: 2-A
Rationale: NFPA 10 specifies minimum ratings for extinguishers
based on occupancy type and fire hazards.
8. How should a fire extinguisher be mounted on a wall?
A. Any height
B. With the top no more than 5 feet above the floor for heavy
units
C. Horizontally with nozzle facing down
D. Only near fire alarms
Answer: B
Rationale: NFPA 10 provides mounting height requirements to
ensure accessibility; heavy extinguishers should not exceed 5
feet.
9. Which of the following is a sign that a fire extinguisher may
need maintenance?
A. Full weight and intact seal
B. Missing or damaged pin
CORRECT ANSWERS (VERIFIED ASWERS) PLUS
RATIONALES Q &A 2026 |INSTANT DOWNLOAD
1. What is the primary purpose of NFPA 10?
A. To provide guidelines for fire alarm systems
B. To establish standards for portable fire extinguishers
C. To regulate sprinkler system installation
D. To enforce evacuation procedures
Answer: B
Rationale: NFPA 10 sets the minimum requirements for the
selection, installation, inspection, maintenance, and testing of
portable fire extinguishers.
2. Which of the following fire extinguisher classes is suitable
for flammable liquids?
A. Class A
B. Class B
C. Class C
D. Class D
Answer: B
Rationale: Class B extinguishers are specifically designed to
,extinguish fires involving flammable liquids, such as gasoline,
oil, or paint.
3. Which type of fire extinguisher is most appropriate for
electrical fires?
A. Water
B. Foam
C. Dry chemical
D. Carbon dioxide
Answer: C, D
Rationale: Dry chemical and CO₂ extinguishers are non-
conductive and safe for electrical fires.
4. What does the term “portable” refer to in NFPA 10?
A. Extinguishers that are movable without mechanical
assistance
B. Extinguishers installed in fixed positions
C. Extinguishers only for outdoor use
D. Extinguishers mounted on vehicles
Answer: A
Rationale: Portable fire extinguishers are designed to be
carried and operated by a person without mechanical help.
,5. How often must portable fire extinguishers undergo a visual
inspection?
A. Weekly
B. Monthly
C. Annually
D. Every 5 years
Answer: B
Rationale: NFPA 10 requires monthly visual inspections to
ensure extinguishers are present, accessible, and functional.
6. Which of the following indicates a fire extinguisher is fully
charged?
A. Broken seal
B. Pressure gauge in the operable range
C. Presence of rust
D. Low weight
Answer: B
Rationale: The pressure gauge needle should be in the
operable range to indicate the extinguisher is charged and
ready for use.
7. What is the minimum rating for a Class A extinguisher in a
standard office building?
, A. 1-A
B. 2-A
C. 4-A
D. 10-A
Answer: 2-A
Rationale: NFPA 10 specifies minimum ratings for extinguishers
based on occupancy type and fire hazards.
8. How should a fire extinguisher be mounted on a wall?
A. Any height
B. With the top no more than 5 feet above the floor for heavy
units
C. Horizontally with nozzle facing down
D. Only near fire alarms
Answer: B
Rationale: NFPA 10 provides mounting height requirements to
ensure accessibility; heavy extinguishers should not exceed 5
feet.
9. Which of the following is a sign that a fire extinguisher may
need maintenance?
A. Full weight and intact seal
B. Missing or damaged pin
