CH 17 FireAttack-Foam

  1. Adding foam concentrate to a fire apparatus tank is called
    Batch mixing
  2. Where should attack lines should be connected to a standpipe system?
    one floor below the fire floor
  3. Class B foam is used for which type of fire
    Flammable liquids
  4. A 1.75" (45-mm) attack hose can flow
    120 to 180 gpm (454 to 681 lpm)
  5. Hard rubber hose stored on a hose reel is __ hose
    Booster
  6. How does foam extinguish flammable liquid fires?
    Separates the fuel from the fire
  7. A 2.5" (64-mm) handline flow
    250gpm (946 lpm)
  8. Master streams flow a minimum of
    350gpm (1325lpm)
  9. The low surface tension of Class A foam affects its extinguishing properties by
    enabling water to penetrate the fuel more deeply
  10. To batch mix 3 percent foam into a 500-gallon (1893-liter) water tank, how much foam concentrate should be added to the tank
    15 gal (57L)
  11. Which type of foam is made from animal by-products
    Protein
  12. Which type of hose ranges in size form 1" to 1.5" (25 to 38mm) in diameter
    Forestry
  13. Which hose diameter is used as both supply line and attack handline?
    2-1/2" (65 mm)
  14. A 50' (15 m) section of charged 2.5" (65-mm) hose weighs approximately:
    140 lb (64 kg).
  15. Which hose line is stored on an engine connected to a discharge and equipped with a nozzle for immediate deployment?
    Preconnect
  16. Which load is most commonly used for preconnected attack lines?
    Minuteman
  17. What is the second stage of advancing an attack line?
    Advancing the line to the point of attack
  18. Standard operating procedures generally require that an attack line be connected to a standpipe system outlet:
    one floor below the fire floor.
  19. Which nozzle type has the highest flow rate?
    Master stream
  20. What is an advantage of a smooth-bore nozzle?
    Longer stream reach
  21. Most smooth-bore nozzles are designed to operate at which pressure?
    50 psi (345 kPa)
  22. What is an advantage of a fog-stream nozzle?
    Greater heat absorption per gallon discharged
  23. Which type of fog-stream nozzle provides a flow between 90 and 225 gpm (340 and 852 lpm)?
    Automatic-adjusting
  24. Which type of nozzle is used to fight fires in inaccessible places such as attics and basements?
    Cellar
  25. What is a benefit of Class A foam?
    Reduces the surface tension of water
  26. Which type of foam is made from animal by-products?
    Protein
  27. Which type of foam contains a surface-active agent that produces a fast-spreading film?
    Fluoroprotein
  28. Which type of foam is particularly well suited for gasoline spills?
    Aqueous film-forming
  29. Which type of foam is effective on polar solvents?
    Alcohol-resistant
  30. Which device mixes foam concentrate in the water stream in the proper percentage?
    Proportioner
  31. Which type of nozzle is most commonly used to apply aqueous film-forming foam?
    Adjustable fog
  32. Which foam application method is best for a pool of flammable liquid on open ground?
    Sweep (roll-on)
  33. Which foam application method is best for an open-top storage tank fire?
    Bankshot (bank-down)
  34. A 1" (25-cm) booster hose can flow:
    40 to 50 gpm (151 to 189 lpm).
  35. What is an appropriate use for a 1" (25-mm) booster line?
    Dumpster fire
  36. For which preconnected hose load does the fire fighter shoulder part of the load, with the hose deploying off the top of that load as the fire fighter advances?
    Minuteman
  37. What is the correct advancing procedure for the triple-layer load?
    The entire load must be on the ground before the nozzle can be advanced.
  38. Which preconnected hose load forms an S-shape in the hose bed?
    Triple layer
  39. Which attack line load is particularly useful when there is a long distance between the engine and the fire?
    Wyed lines
  40. When there is extra hose at the entry of a building, how should that hose be arranged?
    A serpentine pattern
  41. Which attack line often uses lines of various diameters?
    Wyed lines
  42. Which attack line load is particularly useful when the line must be advanced up a stairway?
    Minuteman
  43. When using a standpipe connection in a stairwell, how should the hose be arranged?
    Up the stairwell toward the floor above the fire
  44. How should fire fighters space themselves when advancing an uncharged line up a ladder?
    One fire fighter on each ladder section
  45. Nozzle capable of providing a straight stream is?
    an adjustable fog nozzle.
  46. What is an advantage of an automatic fog nozzle?
    The flow rate adjusts to maintain the rated nozzle pressure.
  47. Most fog nozzles are designed to operate at which nozzle pressure?
    100 psi (690 kPa)
  48. Which type of nozzle is used most commonly with fluoroprotein foam?
    Aerating
  49. What is the correct operating pressure for an in-line foam educator?
    200 psi (1379 kPa)
  50. What is high-expansion foam usually used for?
    Flooding of large enclosed areas
  51. A straight stream is directed through a window and deflected off the ceiling of the room. This is an example of which type of attack line evolution?
    Transitional attack
  52. An attack line is positioned at the door where firefighters will make entry into the building in a(n) __________ attack.
    offensive interior
  53. Compared to wet foam, dry foam provides:
    longer-lasting foam.
  54. Which type of nozzle is used most commonly with fluoroprotein foam?
    A. Aerating
    B. Solid bore
    C. Fog Incorrect
    D. Water aspirating
    Aerating
  55. Which statement about operating a nozzle from a ground ladder is correct?
    A. This is a risky operation that should be avoided whenever possible.
    B. The hose must be tied securely to the ladder.
    C. The ladder should be tied off to the building.
    D. Two parallel ladders are required for this operation
    The hose must be tied securely to the ladder
  56. Which type of foam contains a surface-active agent that produces a fast-spreading film?
    A. Class A
    B. Fluoroprotein
    C. High expansion
    D. Aqueous film-forming
    Fluoroprotein
  57. Which statement about straight streams is correct?



    B. A straight stream is discharged from an adjustable fog nozzle.
  58. What type of nozzle can be used to extend an attack line in order to reach the fire by adding more lengths of hose?

    a. Piercing nozzle
    b. Fog-stream nozzle
    c. Breakaway nozzle
    d. Smooth bore nozzle
    C. Breakaway Nozzle
  59. Which of the following steps is part of replacing a defective piece of hose?

    1. Shut down or clamp off the hose.
    2. Remove the damaged section of the hose line.
    3. Replace the damaged section with two new sections.
    4. All of these answers are correct
    ALL
  60. Which type of Class B foam is made from only animal by-products?

    1.Protein foam
    2.Fluoroprotein foam
    3.Film-forming fluoroprotein foam
    4.Aqueous film-forming foam
    Protein
  61. Which type of foam is made from animal by-products with a surfactant additive that produces a fast-spreading film?

    1. Protein foam
    2. Fluoroprotein foam
    3. Film-forming fluoroprotein foam
    4. Aqueous film-forming foam
    Fluoroprotein Foam
  62. Which attack line is used to attack large fires and to deliver large quantities of water?

    1. 1.5" to 1.75" (38 to 44 mm) attack hose
    2. 2.5" (64 mm) attack hose
    3. Booster hose
    4. Forestry line
    2.5" (64 mm) attack hose
  63. Which attack line is carried on a hose reel, is lightweight, and can be pulled by one person?

    1. 1.5" to 1.75" (38 to 44 mm) attack hose
    2. 2.5" (64 mm) attack hose
    3. Booster hose
    4. Forestry line
    Booster
  64. Which type of nozzle is designed to fight fires in basements or other inaccessible locations such as attics or cocklofts?

    1. Fog-stream nozzle
    2. Smooth-bore nozzle
    3. Piercing nozzle
    4. Cellar nozzle
    5. Water curtain nozzle
    Cellar Nozzle
  65. Which piece of foam equipment mixes the foam concentrate into the fire stream in the proper percentage?

    Premixed foam
    Foam nozzle
    Batch mixer
    Foam proportioner
    Foam Proportioner
  66. Which type of fog-stream nozzle allows the operator to select a desired flow from several settings by rotating a selector bezel to adjust the size of the opening?

    1. Fixed-gallonage fog nozzle
    2. Adjustable-gallonage nozzle
    3. Automatic-adjusting fog nozzle
    4. Distributing fog nozzle
    Adjustable-gallonage nozzle
  67. Which type of nozzle is equipped on airport firefighting vehicles to gain quick access to the inside of an aircraft and extinguish the fire?

    1. Fog-stream nozzle
    2. Smooth-bore nozzle
    3. Piercing nozzle
    4. Cellar nozzle
    5. Water curtain nozzle
    Piercing nozzle
  68. Which type of nozzle produces fine droplets of water that absorb heat much more quickly and efficiently?

    1. Fog-stream nozzle
    2. Smooth-bore nozzle
    3. Piercing nozzle
    4. Cellar nozzle
    5. Water curtain nozzle
    Fog-Stream Nozzle
  69. Which nozzle classification is used on deck guns, portable monitors, and ladder pipes?

    - Low-volume nozzle
    - Handline nozzle
    - Master stream nozzle
    - All of these answers are correct
    Master Stream Nozzle
  70. Which foam application technique involves the fire fighter deflecting the foam stream off an object or wall and allowing it to flow down into the fire?

    - Sweep method
    - Bankshot method
    - Rain-down method
    - Injection method
    Bankshot method
  71. What type of fire are Class A foams typically used to fight by reducing the surface tension of water?

    1. Flammable
    2. Alcohol-solvent
    3. Ordinary combustible
    4. Electrical
    Ordinary Combustible
  72. Which attack line is designed for use with wild land and ground fires and is typically 1 inch in diameter?

    1. 1.5" to 1.75" (38 to 44 mm) attack hose
    2. 2.5" (64 mm) attack hose
    3. Booster hose
    4. Forestry line
    Forestry
  73. Which type of foam is a synthetic-based foam particularly suitable for fires involving gasoline and light hydrocarbon fuels?

    1. Alcohol-resistant foam
    2. Fluoroprotein foam
    3. Film-forming fluoroprotein foam
    4. Aqueous film-forming foam
    Aqueous Film-Forming Foam
  74. Which piece of foam equipment adds the foam to the water stream under pressure?



    B. Foam Injector
  75. Which type of nozzle has a tip that gradually decreases the diameter of the stream to a size smaller than the hose's diameter?

    1. Fog-stream nozzle
    2. Smooth-bore nozzle
    3. Piercing nozzle
    4. Cellar nozzle
    Smooth-Bore Nozzles
  76. Which type of foam has properties similar to aqueous film-forming foam, but is formulated so that polar solvents do not dissolve the foam?
    1. Alcohol-resistant foam
    2. Fluoroprotein foam
    3. Film-forming fluoroprotein foam
    4. Protein foam
    Alcohol-resistant foam
  77. Which foam application technique, used on a pool of fuel on the ground, involves the fire fighter using the nozzle to push the foam onto the pool of fuel?

    - Sweep method
    - Bankshot method
    - Rain-down method
    - Injection method
    Sweep
  78. Which type of nozzle delivers a flat screen of water, forming a protective sheet of water on an exposure to keep it cool?

    1. Fog-stream nozzle
    2. Water curtain nozzle
    3. Piercing nozzle
    4. Cellar nozzle
    Water Curtain Nozzle
  79. Which foam application technique involves the fire fighter lofting the foam stream into the air above the fire and letting it fall down gently onto the surface?

    - Sweep method
    - Bankshot method
    - Rain-down method
    - Injection method
    Rain-Down Method
  80. Supply hose tested annually at: ____ psi
    200 psi
  81. Attack hose tested annually at: ____ psi
    300 psi
  82. Carry used to transport full length attack line up a stairway.
    1. Shoulder
    2. Firemans
    3. Hose
    4. Advancing
    Shoulder
  83. Nozzle seperates the water into droplets
    Fog-Stream Nozzles
  84. A 1.75 " handline hose is generally considered to flow___GPM
    120-180
  85. Attack lines are either double jacket or ____ construction.
    Rubber-Covered
  86. How many stages to advancing an attack line?
    And it (they) is (are):
    • Two.
    • Engine to door.
    • Door to fire
  87. Bresnan nozzles fight fires in ____ places
    inaccessible
  88. Nozzle allows the operator to select desired flow from several settings.
    Adjustable-Gallonage Fog
  89. Nozzle used to make a hole in automobile sheet metal?
    Piercing
  90. Nozzle used on deck guns, portable monitors, and ladder pipes.
    Master Stream
  91. A 2.5" handline hose is generally considered to flow ____ GPM
    250
  92. End of the hose bed closest to the tailboard is called the: ______ ?
    Rear
  93. Foam application method uses an object to deflect the foam stream down onto the fire.
    Bankshot
  94. Type of foam used to fight fires involving ordinary combustible materials
    Class A foam
  95. Which device mixes the foam concentrate into the fire stream
    Foam Proportioner
  96. 3 Techniques for applying foam
    Sweep, Bankshot, Raindown
  97. Device that adds foam concentrate to the water stream under pressure
    Foam injectors
  98. Once a foam blanket has been applied, it cannot be _____ ?
    Disturbed
  99. Nozzle used to fight fires in inaccessible places (attics/basements).
    cellar Nozzle
  100. Carried on a hose reel.
    booster hose
  101. Nozzle that delivers a flat screen of water that then forms a protective sheet (curtain) of water on the surface of an exposed building.
    water curtain nozzle
  102. Delivers preset flow at rated discharge.
    fixed gallonage fog nozzle
  103. Nozzle can be separated between the shut off and the tip.
    breakaway type nozzle
  104. Used for a fire that is some distance (e.g. Walmart).
    Wye - Advance a large diameter and then have it split into 2 attack lines.
  105. Nozzle that gradually decreases the diameter of the stream to a size smaller than the hose diameter.
    smooth bore nozzle
  106. Produces fine droplets of water.
    fog stream nozzle
  107. Attached to the discharge end of attack lines to give fire streams shape and direction.
    nozzle
  108. Foam made from animal by products.
    protein foam
  109. 3 Groups of Nozzles
    • Low-Volume 40;
    • Handline 60-350;
    • Master-Stream 350+
  110. Which type of hose ranges in size from 2.5" (65 mm) to 3" (75 mm) in diameter?
    Medium
  111. Which type of load is most commonly used for preconnected attack lines?
    Minuteman
  112. What is the term for a hose line that is stored on an engine connected to a discharge and equipped with a nozzle deployment?
    Preconnect
  113. what is the correct procedure for deploying a triple-layer load preconnect?
    Place the nozzle and the top fold over the shoulder and walk away from the apparatus
  114. What is the correct procedure for a burst hose line?
    Use two lengths of hose to replace a single burst length
  115. A 1.5" (38-mm) attack hose can flow __________.
    60 to 125 gpm (227 to 473 lpm)
  116. A 1.75" (45-mm) attack hose can flow __________.
    120 to 180 gpm (454 to 681 lpm)
  117. Compared to fog nozzle streams, smooth-bore nozzle streams __________ (heat).
    absorb less heat
  118. Attack lines should be connected to a standpipe system (floor) __________.
    one floor below the fire floor
  119. The function of a standpipe system is to provide __________.
    a water supply for interior attack lines
  120. Which attack line load is often coupled to a larger-diameter line?
    Wyed lines
  121. What must be done to a nozzle when used while on a ground ladder?
    The hose must be tied securely to the ladder.
Author
M.Sellar
ID
352461
Card Set
CH 17 FireAttack-Foam
Description
attack And foam
Updated