Fire Safety Fire Extinguisher Types and Usage 2

Question 1

A dry chemical fire extinguisher labeled 'ABC' can be used on which types of fires?

Accepted Answer

Class A, B, and C fires

Answer

Only Class A fires

Answer

Only Class A and B fires

Answer

Class B and C fires only

Question 2

What is the primary hazard of using a water extinguisher on an electrical fire?

Accepted Answer

It causes electrocution

Answer

It spreads the fire further

Answer

It produces toxic gases

Answer

It is ineffective on all fires

Question 3

What is the typical effective range of a portable fire extinguisher's discharge stream?

Accepted Answer

6–10 feet

Answer

1–2 feet

Answer

15–20 feet

Answer

25–30 feet

Question 4

Which fire extinguisher type leaves no residue and is safe for use around sensitive electronic equipment?

Accepted Answer

Carbon dioxide (CO2)

Answer

Dry powder

Answer

Water mist

Answer

Foam

Question 5

What does a pressure gauge in the green zone on a fire extinguisher indicate?

Accepted Answer

The extinguisher is fully charged and ready

Answer

The extinguisher is empty

Answer

The extinguisher is overcharged

Answer

The extinguisher needs maintenance

Question 6

How far from a potential hazard should a fire extinguisher be mounted, according to general fire code guidelines?

Accepted Answer

Within 75 feet for Class A hazards

Answer

Within 10 feet

Answer

Within 200 feet

Answer

Within 30 feet for all hazard types