W-02 Portable Fire Extinguisher Sales and Servicing Certificate
of Fitness Newest (2025 - 2026 Update) From Real Past Papers
Questions – A Set Of 100 Most Common Exam Frequently
Tested Questions And Answers In Details 100% Verified Exam
Highly Recommendable Grade A+ (Verified Answers) Plus
Rationales | Instant Download Pdf
1. Which class of fire involves ordinary combustible materials such as wood,
paper, cloth, and many plastics?
A. Class B
B. Class C
C. Class A
D. Class D
Answer: C. Class A
Class A fires involve ordinary combustible materials such as wood, paper, cloth,
rubber, and many plastics. Water and multipurpose dry chemical extinguishers are
commonly used for these fires.
2. Which class of fire involves flammable and combustible liquids?
A. Class B
B. Class A
C. Class C
D. Class K
Answer: A. Class B
Class B fires involve flammable liquids such as gasoline, diesel fuel, paint, oil, and
solvents. Foam, carbon dioxide, and dry chemical extinguishers are commonly
used.
3. A Class C fire involves:
,A. Cooking oils and fats
B. Combustible metals
C. Energized electrical equipment
D. Ordinary combustibles
Answer: C. Energized electrical equipment
Class C fires involve energized electrical equipment. Once electrical power is
removed, the fire is no longer considered Class C.
4. Which fire class involves combustible metals?
A. Class A
B. Class B
C. Class C
D. Class D
Answer: D. Class D
Class D fires involve combustible metals such as magnesium, sodium, titanium,
potassium, and lithium. Special extinguishing agents are required.
5. Which fire class involves cooking oils and fats?
A. Class A
B. Class B
C. Class C
D. Class K
Answer: D. Class K
Class K fires involve commercial cooking oils and fats. Wet chemical extinguishers
are specifically designed for these hazards.
6. Which portable extinguisher is commonly used on Class A, B, and C fires?
A. Water extinguisher
B. Carbon dioxide extinguisher
C. Multipurpose dry chemical extinguisher
D. Class D extinguisher
, Answer: C. Multipurpose dry chemical extinguisher
Multipurpose ABC dry chemical extinguishers provide protection against Class A,
B, and C fires, making them the most widely installed type.
7. Water extinguishers should never be used on:
A. Class A fires
B. Trash fires
C. Wood fires
D. Energized electrical fires
Answer: D. Energized electrical fires
Water conducts electricity, creating a shock hazard when used on energized
electrical equipment.
8. Carbon dioxide extinguishers are especially effective on:
A. Class A only
B. Class B and Class C fires
C. Class D fires
D. Class K fires
Answer: B. Class B and Class C fires
Carbon dioxide leaves no residue and is effective on flammable liquids and
energized electrical equipment.
9. The pressure gauge on a stored-pressure extinguisher should normally
indicate:
A. Empty
B. Overcharged
C. The operable (green) range
D. Below operating pressure
Answer: C. The operable (green) range
of Fitness Newest (2025 - 2026 Update) From Real Past Papers
Questions – A Set Of 100 Most Common Exam Frequently
Tested Questions And Answers In Details 100% Verified Exam
Highly Recommendable Grade A+ (Verified Answers) Plus
Rationales | Instant Download Pdf
1. Which class of fire involves ordinary combustible materials such as wood,
paper, cloth, and many plastics?
A. Class B
B. Class C
C. Class A
D. Class D
Answer: C. Class A
Class A fires involve ordinary combustible materials such as wood, paper, cloth,
rubber, and many plastics. Water and multipurpose dry chemical extinguishers are
commonly used for these fires.
2. Which class of fire involves flammable and combustible liquids?
A. Class B
B. Class A
C. Class C
D. Class K
Answer: A. Class B
Class B fires involve flammable liquids such as gasoline, diesel fuel, paint, oil, and
solvents. Foam, carbon dioxide, and dry chemical extinguishers are commonly
used.
3. A Class C fire involves:
,A. Cooking oils and fats
B. Combustible metals
C. Energized electrical equipment
D. Ordinary combustibles
Answer: C. Energized electrical equipment
Class C fires involve energized electrical equipment. Once electrical power is
removed, the fire is no longer considered Class C.
4. Which fire class involves combustible metals?
A. Class A
B. Class B
C. Class C
D. Class D
Answer: D. Class D
Class D fires involve combustible metals such as magnesium, sodium, titanium,
potassium, and lithium. Special extinguishing agents are required.
5. Which fire class involves cooking oils and fats?
A. Class A
B. Class B
C. Class C
D. Class K
Answer: D. Class K
Class K fires involve commercial cooking oils and fats. Wet chemical extinguishers
are specifically designed for these hazards.
6. Which portable extinguisher is commonly used on Class A, B, and C fires?
A. Water extinguisher
B. Carbon dioxide extinguisher
C. Multipurpose dry chemical extinguisher
D. Class D extinguisher
, Answer: C. Multipurpose dry chemical extinguisher
Multipurpose ABC dry chemical extinguishers provide protection against Class A,
B, and C fires, making them the most widely installed type.
7. Water extinguishers should never be used on:
A. Class A fires
B. Trash fires
C. Wood fires
D. Energized electrical fires
Answer: D. Energized electrical fires
Water conducts electricity, creating a shock hazard when used on energized
electrical equipment.
8. Carbon dioxide extinguishers are especially effective on:
A. Class A only
B. Class B and Class C fires
C. Class D fires
D. Class K fires
Answer: B. Class B and Class C fires
Carbon dioxide leaves no residue and is effective on flammable liquids and
energized electrical equipment.
9. The pressure gauge on a stored-pressure extinguisher should normally
indicate:
A. Empty
B. Overcharged
C. The operable (green) range
D. Below operating pressure
Answer: C. The operable (green) range
