Question 961Deck Safety70% to pass
In illustration D039SA below, which fire control plan symbol represents the agent or device best suited for extinguishing a class "C" fire?
AI Explanation
The correct answer is A) 26.
The fire control plan symbol 26 represents a carbon dioxide (CO2) extinguishing system, which is the agent or device best suited for extinguishing a Class "C" fire, which is an electrical fire. Carbon dioxide is an effective extinguishing agent for electrical fires because it effectively cuts off the oxygen supply without leaving any residue that could damage electrical equipment.
The other options are incorrect because they represent different types of extinguishing agents or devices that are not as well-suited for Class "C" fires. For example, 36 represents a foam extinguishing system, 47 represents a dry chemical extinguishing system, and 56 represents a water sprinkler system, none of which are the optimal choice for an electrical fire.
Related Questions
#959 In illustration D035SA below, viewing the bridge level of your vessel's fire control plan, what do the two symbols within the machinery casing represent? #960 You are on the second deck of the engine room between frames 92 thru105 and the space is filling up with smoke. Utilizing illustration D037SA below, where is the primary means of escape from that area is via a ladderwell? #962 In illustration D039SA below the location of a spare set of fire control plans on board the vessel is designated by what approved symbol? #963 As seen in illustration D035SA below, when the remote push button located in the wheelhouse, starboard side, frame 122, is actuated, what is the result? #964 There is an out of control fire on the Auxiliary Machinery Flat. Utilizing illustration D037SA below, what fixed extinguishing system in that space would be the best means to extinguish the fire?