TCFP FIRE INVESTIGATOR TEST /FIRE INVESTIGATOR -MASTER FOR TCFP EXAM 2023-2024 ACTUAL EXAM 350 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A

TCFP FIRE INVESTIGATOR TEST /FIRE INVESTIGATORMASTER FOR TCFP EXAM 2023-2024 ACTUAL EXAM 350

QUESTIONS AND CORRECT DETAILED ANSWERS

(VERIFIED ANSWERS) |ALREADY GRADED A

What is a BLEVE? - ANSWER- Boiling Liquid Expanding Vapor

Explosion

What are the basic types of explosions? - ANSWER- Mechanical

Chemical

Nuclear

Deflagration VS Detonation - ANSWER- Deflagration = less than the

speed of sound

Detonation = Greater than the speed of sound, more than 1,100 FPS

What are the characteristics of Low order damage? - ANSWER- Slow

pressure rise, pushing, bulging damage

What are the characteristics of high order damage? - ANSWER- Rapid

pressure rise, shattering, pulverizing

What is a seated explosion? - ANSWER- Explosion with a crater of

damage. Generally characterized by high pressure and rapid pressure

rise. Explosives, steam boilers, and highly confined fuel gases.

What is a nonseated explosion? - ANSWER- Dispersed or diffused fuels

with moderate pressure rise and subsonic (less than the speed of sound)

velocities.

What is a backdraft? - ANSWER- Smoke explosion from an oxygen

deprived fire. Oxygen is introduced to the room mixes with the fuels and

ignites and burns fast enough to produce low-order damage.

What are some common high explosives? - ANSWER- TNT

ANFO

RDX

PETN

What are some incendiary fire indicators? - ANSWER- Multiple Fires

Trailers

Lack of expected fuel load (fire damage not consistent with existing

fuel)

Lack of expected ignition sources

Exotic accelerants

Unusual fuel load or configuration

Burn injuries

Incendiary devices

Other factors not directly related to combustion, but still indicators of

incendiary fire: - ANSWER- Remote locations with blocked view

Fires near service equipment and appliances

Removal/Replacement of contents prior to fire

Blocked entry

Sabotage to the structure or fire protection

Opening windows and exterior doors

What are some Evidentiary factors to consider? - ANSWERGeographical (clusters)

Temporal frequency

Materials and methods (using the same firesetting method)

Financial stress

History of code violations

Fires at additional properties, same owner

Overinsured property

What are some timed opportunities? - ANSWER- Natural conditions

(flood, hurricains, etc)

Civil unrest

Fire Dept unvailible

What are motives for firesetting? - ANSWER- Vandalism

Excitement

Revenge

Crime Concealment

Profit

Extremism

Carbon monoxide poisining causes what color of the skin? - ANSWERCherry-pink

What are the different degrees of burns? - ANSWER- 1st degree,

reddening of the skin

2nd degree, blistering

3rd degree, full-thickness damage to skin

4th degree, damage to fat/muscle and charring of tissue

What should you document on an appliance in the area of origin? -

ANSWER- Controls

Bonding/grounding

Position of moving parts

Clocks

Power supply

Fuel supply (gas)