Fire I & II (2)

How well does masonry conduct heat?
A: Very well; almost instantaneously
B: Very well after a few moments
C: Moderately well
D: Poorly

What is the term for a roof that has sloping or inclined surfaces?

The basic procedure for extinguishing a vehicle fire is:

The safest way to attack a fully involved vehicle is from the what side when possible?

What is the method of fire suppresion most widely used on Class A combustibles

A typical siamese appliance will have ______ connections

Define: Incipient

Types of Fires

An extinguishing agent usedin dry chemical fire extinguishers that can be used on Class A, B, and C fires

Carbon dioxide is how many times heavier that air

Types of fire extinguishers

A tool that has a steel bar with 2main features: A large pick and a large chisel or fork

Six categories of tools:

Why should hydrants be opened slowly?
A: To avoid a pressure surge
B: Because the valve assemblies are fragile
C: To let the drain system catch up
D: Rapid opening can cause the wrench to catch the water flow and spin suddenly with great force

How, if at all, does the water delivered to fire hydrants differ from the water delivered into homes?
A: Hydrant water is untreated
B: It does not differ
C: Home water is non-potable
D: Hydrant water is harder

When the order is received to open a hydrant, how should it be opened?
A: As rapidly as possible
B: One turn, wait one minute, another turn, wait another minute, etc.
C: Four turns, wait half a minute, four more turns, wait another half minute, etc.
D: Slowly

What kind of valve enables tankers to off-load their entire load of water very quickly?
A: An iris valve
B: A dump valve
C: A gravity valve
D: A spring-assist valve

Rapid intervention companies/crews are established to:
A: help create a blitz offensive fire attack.
B: rescue fire fighters.
C: rescue occupants.
D: protect exposures.

What is one simple procedure that can effectively keep smoke and heat out of a room or area?
A: Setting up an exhaust fan
B: Shutting a door
C: Turning on the ceiling fans
D: Turning on sink faucets

When deciding where to overhaul, what is one clue fire fighters should look for?
A: The sound of gurgling pipes behind a wall
B: Openings that would allow fire to spread
C: Carpet that has discolored non-uniformly as it has become wet
D: Window panes that have a light dusting of soot on them

Why can't gasoline-powered pumps be operated safely inside a building to evacuate water?

How long should overhaul operations continue?

Once the fire is out, when, if ever, can fire fighters performing salvage operations work without SCBA?

When a Fire fighter is to perform ventilation of a window, the ladder should be placed?

The smallest size hoseline the NFPA recommends for advancing on a vehicle fire is:

When executing a blanket drag, you should:
A. pull victim forward, place the blanket around victim, and lower the victim until flat
B. roll victim on side, position blanket underneath, and roll victim back to original position
C. carefully work blanket under victim without moving the victim
D. lift victim onto the blanket and drag feet first

A stream designed to be as compact as possible with litle shower or spray is known as a _______ stream.

Nozzles with flows in excess of _______ gallons per minute are not recommended for handlines

Fire stream types are generally classified as:

A stream made by using a smooth-bore nozzle to produce a penetrating stream of water that has greater reach and penetrating power than a straight stream

A stream made by using an adjustable nozzle to provide a straight stream of water; greater than a fog stream.

The primary objective in a Defensive operation is to:

The objective in an Offensive operation is for firefighters to:

Large handlines are are defined as hoses that are at least

The most commonly used master stream devices flow between (gpm)

The most frequently used size for interior fire attack is:

The most effective means of fire suppression in most situations and uses straight or solid hose streams to deliver water directly onto the base of the fire

The approach used to quickly remove as much heat as possible from the fire atmosphere. Effective at preventing flashover from occuring.

When water is converted to steam, it expands to occupy a volume that is

The device that is permanently mounted on a vehicle and equiped with a piping system that is intended to flow large amounts of water directly onto a fire or exposed building is a(n)

BLEVE

A master stream device that is placed on the ground that can be positioned wherever a master stream is needed

The best way to prevent a BLEVE is to

A nozzle attached to the end of a straight ladder truck that is designed to provide large volumes of water from an elevated position

Fire involving ordinary combustible materials such as wood, cloth, paper, rubber, and many plastics

Fires involving flammable and combustible liquids, oils, grease, tars, oil-based paints, lacquers, and flammable gases

Fire involving energized electrical equipment where the electrical conductivity of the extinguishing media is of importance

Fires involving combustible metals such as magnesium, titanium, zirconium, sodium, and potassium

Fires involving combustible cooking media such as vegetable oils, animal oils, and fats

Composite SCBA cylinders must be hydrostatically tested every: