TCFP FIRE INVESTIGATOR TEST /FIRE INVESTIGATOR -MASTER FOR TCFP EXAM

TCFP FIRE INVESTIGATOR TEST /FIRE INVESTIGATOR -MASTER FOR TCFP EXAM Boats that are powered by gasoline have similar fuel systems to cars. What are the two main gasoline fuel systems? - ANSWER-High pressure - fuel injected Lower pressure - carbuerated ALSO: Some boats are diesel, or even electric ONLY .Desciribe the four parts of the fire tetrehydron: - ANSWER-Fuel Oxygen Heat Chemical chain reaction .Describe different kinds of damage to electrical systems. - ANSWER-Short circuit / ground fault Arcing through carbonized path Overload Overheating connections .Describe some causes of injury or loss of life: - ANSWER-Toxicity HazMat Compartmentation (failure to contain fire) Change of occupancy Fire alarms (failure) Human behavior Suppression Housekeeping Fuel loads Ventilation Code Violations Egress Structural failure .Describe the two types of electrical service: - ANSWER-Single phase - residential - two 120V hot legs and one ground Three phase - commercial - 480, 240, 208V - three hot legs, one ground .Every investigation should be conducted using the _________ method and a _________ approach. - ANSWER-Scientific Systematic .Explain counterflow VS concurrent flame spread: - ANSWER-Counterflow - counter to the air flow Concurrent - moving with the air flow .Explain the thermal structure of a flame: - ANSWER-Continuously flaming region: Lower half Intermittantly flaming region: Upper half Plume: Above the flame .In the ERG (Emergency Response Guidebook), what are three methods of looking up a hazmat substance? - ANSWER-Locate the UN Number - yellow pages Locate name of material - blue pages Locate matching placard in the table of placards .Name some ignition sources in cars: - ANSWER-Open flames Electrical problems Hot surfaces (exhaust, turbocharger) Mechanical sparks Smoking .Name some residential appliances that can cause a fire: - ANSWER-Oven Coffee maker Toaster Can opener Refrigerator Dishwasher Microwave Space heater Electric blanket Air conditioner Hair dryer Iron Dryer Lighting .Name the three types of heat transfer: - ANSWER-Convection Conduction Radiation .Other indicators that a fire is incendiary: - ANSWER-Remote locations Fire near service equipment / appliances Removal or replacement of contents prior to fire Entry blocked Sabotage of fire protection systems Multiple Fires Trailers Lack of fuel load / ignition sources Exotic accelerants Unsual fuel load burn injuries Incendiary devices .What are four search patterns? - ANSWER-Segment Loop