TCFP PRACTICE QUESTIONS AND WITH
VERIFIED ANSWERS 2023-2024
TCFP Practice Questions and with verified
Answers 2023-2024
1. Which is a characteristic of smooth bore nozzles?
A. Prone to clogging with debris
B. Cannot be used to apply compressed air foam
C. Cannot be adjusted to different stream patterns
D. Operate at higher nozzle pressures than fog nozzles >>>). Cannot be
adjustedto different stream patterns
2. How is the rate of discharge for a manually adjustable fog nozzle changed?
A. Pushing the bale forward or backward slowly
B. Rotating the nozzle tip to choose a wider or narrower pattern
C. Rotating the selector ring to the desired GPM (L/min) setting
D. Signaling the pump operator to reduce or increase the pressure >>>).
Rotat-ing the selector ring to the desired GPM (L/Min) setting
3. Advancing an uncharged hose line down a flight of stairs is only recom-
mended when:
, TCFP PRACTICE QUESTIONS AND WITH
VERIFIED ANSWERS 2023-2024
A. The fire is minor or not present
B. There is an immediate need for water
C. The primary search has been completed
D.There are at least four firefighters on the hoseline team >>>). The fire is
minoror not present
4. Hand line streams have flows that discharge:
A. Less than 40 GPM ( 160 L/min)
B. From 25 to 300 GPM ( 100 to 1 200L/min)
C. From 40 to 350 GPM (160 to 1 400L/min)
D. More than 350 GPM ( 1 400L/min): From 40 to 350 GPN (160 to 1 400L/min
5. Which type of hose stream is created by specialized nozzles such as cellar
nozzles, piercing nozzles, or chimney nozzles?
A. Fog stream
B. Solid stream
C. Broken stream
D. Straight stream >>>). Broken stream
6. What is caused by friction loss?
, TCFP PRACTICE QUESTIONS AND WITH
VERIFIED ANSWERS 2023-2024
A. Increased nozzle reaction
B. Decreased nozzle reaction
C. Lower water pressure at the pump
D. Lower water pressure at the nozzle >>>). Lower water pressure at the
nozzle
7. Class a foam acts as a surfactant, which means that it:
A. Requires a special type of nozzle for application
B. Requires a special type of aeration tool to be formed
C. Lowers the surface tension of water, allowing better penetration into the
fuel
D. Raises the surface tension of water, creating a more effective extinguish-
ing agent. >>>). Lowers the surface tension of water, allowing better penetration
intothe fuel.
8. The rate of application for class B foam depends on:
A. The location of the fuel spill
B. Whether or not the fuel is a surfactant
C. The type of water used to proportion the foam
D. Whether the fuel is spilled or contained in a tank >>>). Whether the
fuel isspilled or contained in a tank
9. What is necessary when applying fire fighting foam?
A. A vapor protective suit and SCBA
VERIFIED ANSWERS 2023-2024
TCFP Practice Questions and with verified
Answers 2023-2024
1. Which is a characteristic of smooth bore nozzles?
A. Prone to clogging with debris
B. Cannot be used to apply compressed air foam
C. Cannot be adjusted to different stream patterns
D. Operate at higher nozzle pressures than fog nozzles >>>). Cannot be
adjustedto different stream patterns
2. How is the rate of discharge for a manually adjustable fog nozzle changed?
A. Pushing the bale forward or backward slowly
B. Rotating the nozzle tip to choose a wider or narrower pattern
C. Rotating the selector ring to the desired GPM (L/min) setting
D. Signaling the pump operator to reduce or increase the pressure >>>).
Rotat-ing the selector ring to the desired GPM (L/Min) setting
3. Advancing an uncharged hose line down a flight of stairs is only recom-
mended when:
, TCFP PRACTICE QUESTIONS AND WITH
VERIFIED ANSWERS 2023-2024
A. The fire is minor or not present
B. There is an immediate need for water
C. The primary search has been completed
D.There are at least four firefighters on the hoseline team >>>). The fire is
minoror not present
4. Hand line streams have flows that discharge:
A. Less than 40 GPM ( 160 L/min)
B. From 25 to 300 GPM ( 100 to 1 200L/min)
C. From 40 to 350 GPM (160 to 1 400L/min)
D. More than 350 GPM ( 1 400L/min): From 40 to 350 GPN (160 to 1 400L/min
5. Which type of hose stream is created by specialized nozzles such as cellar
nozzles, piercing nozzles, or chimney nozzles?
A. Fog stream
B. Solid stream
C. Broken stream
D. Straight stream >>>). Broken stream
6. What is caused by friction loss?
, TCFP PRACTICE QUESTIONS AND WITH
VERIFIED ANSWERS 2023-2024
A. Increased nozzle reaction
B. Decreased nozzle reaction
C. Lower water pressure at the pump
D. Lower water pressure at the nozzle >>>). Lower water pressure at the
nozzle
7. Class a foam acts as a surfactant, which means that it:
A. Requires a special type of nozzle for application
B. Requires a special type of aeration tool to be formed
C. Lowers the surface tension of water, allowing better penetration into the
fuel
D. Raises the surface tension of water, creating a more effective extinguish-
ing agent. >>>). Lowers the surface tension of water, allowing better penetration
intothe fuel.
8. The rate of application for class B foam depends on:
A. The location of the fuel spill
B. Whether or not the fuel is a surfactant
C. The type of water used to proportion the foam
D. Whether the fuel is spilled or contained in a tank >>>). Whether the
fuel isspilled or contained in a tank
9. What is necessary when applying fire fighting foam?
A. A vapor protective suit and SCBA
