J&B Ch. 8 Flashcards
To be an effective and efficient ISO, you must front-load your understanding of hazardous energy forms so that you can better identify sources, predict the energy’s release potential, and:
intervene appropriately to protect fellow responders.
The integrity of electrical systems is based on their being properly grounded, _________, and circuit protected.
insulated
What is the FORCE that causes the flow of electricity?
Voltage/Volt
Which of the following is a unit of measure for the amount of energy a specific appliance uses?
Watt
A no-entry zone around a fire on a utility pole should be at least:
equal to the distance between two poles.
The number one rule concerning downed power lines is:
treat all downed power lines as if they are energized.
The lines on the top of power poles usually carry primary voltage in excess of:
4,800 volts.
Solar electrical generation systems include arrays of what to produce an electric current?
Photovoltaic panels
In the acronym BLEVE, the B stands for:
boiling
A typical residence aboveground propane tank of 500 gallons (1,893 liters) would need a minimum water-cooling rate of:
100–150 GPM (379–568 LPM).
What organization offers free online firefighter training programs for electric hybrid vehicles?
NFPA
True or False: Weather should NOT be considered a form of hazardous energy.
False
Nothing can change a situation faster—or cause more frustration in an operation—than the effects of:
wind
Large hail (¼ inches [6 mm] or larger) can be a sign of:
tornadic activity.
The recommended color scheme for a no-entry zone is:
red and white.
