Exam from Credible Source with 80 Questions
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After discharging halon to put out a fire, a period of 15 minutes is required before
entering a space in order to - CORRECT ANSWER: Prevent reflash
After verifying the hot work is completed, you must remain on station for at least
_________ minutes to ensure the area is cool to the touch and no embers remain. -
CORRECT ANSWER: 30
At approximately what percentage does the inline eductor mix AFFF with seawater? -
CORRECT ANSWER: 6% to 94%
At what pressure is the CO2 bottle pressurized to? - CORRECT ANSWER: 850psi
At what pressure will the safety disc rupture on the 50lb. CO2 cylinder? - CORRECT
ANSWER: 2650-3000psi
During a fire watch at sea, you are faced with a fire you cannot extinguish. Who should
be notified? - CORRECT ANSWER: DCC/OOD
During maintenance, extraordinary precaution should be taken when handling the -
CORRECT ANSWER: 5lb CO2 cylinder
For the deep fat fryer fire extinguishing system to operate automatically, what is the first
thing to happen? - CORRECT ANSWER: Fusible link melt
Halon cylinders are easily distinguishable from other cylinders because they are painted
- CORRECT ANSWER: Red, grey, and white
, Halon emits the toxic vapors hydrogen fluoride and hydrogen bromide at temperatures
above? - CORRECT ANSWER: 900
How does halon extinguish fires? - CORRECT ANSWER: Displacing chemical reaction
How far away should you move all combustibles from hot work area? - CORRECT
ANSWER: 35ft
How long is a certificate good for from time it is issued? - CORRECT ANSWER: 8hrs
How many doors or fittings may be logged opened in each ship? - CORRECT
ANSWER: 24
How many inches from the deck must the bottom loops of a fire hose be stored at a fire
station? - CORRECT ANSWER: 6in
On the fire party team, who is the first to enter the fire space, beginning the fire attack
procedure? - CORRECT ANSWER: #1 Nozzleman
Personnel exposed to halon 1301 for a period up to 10 minutes are not at risk when
halon is at its normal concentration of - CORRECT ANSWER: 5-7%
The ______ must educate all personnel in the reduction of fire hazards. - CORRECT
ANSWER: Fire Martial
The air cylinder contains high pressure compressed air normally up to - CORRECT
ANSWER: 4500PSI
The box fan should never be used if what are removed? - CORRECT ANSWER: Fan
guard, Tamper seal