Question 8 of 30
Dry chemical powder extinguisher works on what principle?
A
A) Smothering
B
B) Starvation
C
C) Inhibition
D
D) Cooling
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Answer & Explanation
The correct answer is Option C: C) Inhibition.
Dry Chemical Powder (DCP) extinguishes fire primarily by chemical inhibition, where the powder interferes with the free radicals in the combustion chain reaction.