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20 Cards in this Set
- Front
- Back
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Specific Heat
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The amount of heat energy required to raise the temperature of a specified mass of a substance by one degree
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Latent Heat
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Energy requiered to change a substance from a liquid to gas
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At 212 degrees F water expands how many times?
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1700
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What are inline presure gauges used for?
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To measure friction loss in a line of hose
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3 classifications of fire streams?
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Low volume stream
Handline Stream Master stream |
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Low volume stream discharges less then ____ gpm
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40 gpm
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Handline stream has flows from ___ to ___ gpm
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40 to 350 gpm
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Master streams have gpm greater then...?
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350 gpm
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3 major types of fire stream patterns?
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Solid
Fog Broken |
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All fire streams must have (4) things to work?
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Pump
Hose Agent (water) Nozzle |
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Nozzle pressure of Solid streams used on handlines?
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50 psi
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Solid Stream master stream device pressure?
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80 psi
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Manually adjustible Handlines have a range of gpm of what?
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10 to 350 gpm
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Manually adjustible Master streams have a range of gpm of what?
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300 to 2,500 gpm
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Combination nozzles are designed to operate at what psi?
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100 psi
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3 types of nozzle control vavles?
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Ball
Slide Rotary Control |
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Most common Nozzle Control Vavle?
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Ball Vavle
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Rotary Nozzles are found on what only?
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Rotory control fog nozzles
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Narrow Fog Pattern range
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15 degrees to 45 degrees
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Wide Fog Pattern range
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45 degrees to 80 degrees
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