Firefighter 1 & 2 Comprehensive ASSESSMENT.
,
, An atmosphere is considered hazardous if it contains a hazardous gas in
excess of 10 percent of the hazardous material's: - correct ans:Lower
Explosive Limit
How does wind affect ground cover fire development? - correct ans:Provides
fresh air that speeds up combustion
Firefighters should wear SCBA in hazardous atmospheres, because exposure
to particulate contaminants such as _____ can cause lung cancer or
cardiovascular disease. - correct ans:Vehicle exhaust emissions
What is a characteristic of carbon dioxide (CO2) extinguishers? - correct
ans:CO2 gas displaces oxygen to smother the fire.
Which type of foam proportioner is directly attached to the pump panel
outlet or connected at some point in the hose lay? - correct ans:In-line
eductor
When firefighters enter a home to do a residential fire and life safety survey,
one of the main objectives should be to: - correct ans:Help the occupant
understand how to improve safety conditions.
One problem with breaching interior and exterior walls is that: - correct
ans:they may conceal electrical wires and gas pipes.
Glass shards that result from firefighters breaking windows during forcible
entry: - correct ans:can create a dangerous surface for firefighters advancing
hoselines.
Which factor is likely to affect the speed with which a steel structural
member fails under fire conditions? - correct ans:size
,
, An atmosphere is considered hazardous if it contains a hazardous gas in
excess of 10 percent of the hazardous material's: - correct ans:Lower
Explosive Limit
How does wind affect ground cover fire development? - correct ans:Provides
fresh air that speeds up combustion
Firefighters should wear SCBA in hazardous atmospheres, because exposure
to particulate contaminants such as _____ can cause lung cancer or
cardiovascular disease. - correct ans:Vehicle exhaust emissions
What is a characteristic of carbon dioxide (CO2) extinguishers? - correct
ans:CO2 gas displaces oxygen to smother the fire.
Which type of foam proportioner is directly attached to the pump panel
outlet or connected at some point in the hose lay? - correct ans:In-line
eductor
When firefighters enter a home to do a residential fire and life safety survey,
one of the main objectives should be to: - correct ans:Help the occupant
understand how to improve safety conditions.
One problem with breaching interior and exterior walls is that: - correct
ans:they may conceal electrical wires and gas pipes.
Glass shards that result from firefighters breaking windows during forcible
entry: - correct ans:can create a dangerous surface for firefighters advancing
hoselines.
Which factor is likely to affect the speed with which a steel structural
member fails under fire conditions? - correct ans:size
