Chapter 13 Hose Operations and Hose Streams Questions and
Answers Latest Update 2027
Question 1.
What is caused by friction loss?
Correct Answer: b. Lower water pressure at the nozzle
Question 2.
When using the minuteman load, the hose:
Correct Answer: a. should deploy with fewer kinks and bends than other loads.
Question 3.
Which type of hose stream is created by specialized nozzles such as cellar nozzles,
piercing nozzles, or chimney nozzles?
Correct Answer: b. Broken stream
Question 4.
Reduced water volume or pressure from hydrants can result from:
Correct Answer: c. greater demand than the system can provide.
Question 5.
Which is a characteristic of master stream devices?
Correct Answer: c. They deliver a large volume of water which can increase the
chance of structural collapse.
Question 6.
One firefighter may be assigned to operate a large hoseline:
Correct Answer: d. to protect exposures.
Question 7.
What causes water hammer
Correct Answer: a. Closing the nozzle suddenly
, Question 8.
When using a fog nozzle, as the fog pattern widens, the:
Correct Answer: c. nozzle reaction decreases and makes the nozzle easier to
handle.
Question 9.
What can firefighters do to help absorb nozzle reaction when operating a large hoseline?
Correct Answer: b. Lean slightly forward
Question 10.
What should the fire department do when a hydrant is taken out of service?
Correct Answer: a. Place "out-of-service" tags on the hydrant
Question 11.
Which use of a hose stream would protect firefighters and property from heat caused by
the fire?
Correct Answer: a. Creating a water curtain
Question 12.
What is a chafing block designed to do?
Correct Answer: d. Protect fire hose from abrasions caused when charged
hoselines rub against other surfaces
Question 13.
What effect can wind have on hose streams?
Correct Answer: d. Shorten the stream's reach
Question 14.
Which hose lay allows the pumper to remain at the incident scene so that hose,
equipment, and tools are readily available if needed?
Correct Answer: d. Forward lay
Question 15.
Which type of hose fitting would be used to connect a smaller hoseline to a larger supply
line?
Correct Answer: d. Reducer
Answers Latest Update 2027
Question 1.
What is caused by friction loss?
Correct Answer: b. Lower water pressure at the nozzle
Question 2.
When using the minuteman load, the hose:
Correct Answer: a. should deploy with fewer kinks and bends than other loads.
Question 3.
Which type of hose stream is created by specialized nozzles such as cellar nozzles,
piercing nozzles, or chimney nozzles?
Correct Answer: b. Broken stream
Question 4.
Reduced water volume or pressure from hydrants can result from:
Correct Answer: c. greater demand than the system can provide.
Question 5.
Which is a characteristic of master stream devices?
Correct Answer: c. They deliver a large volume of water which can increase the
chance of structural collapse.
Question 6.
One firefighter may be assigned to operate a large hoseline:
Correct Answer: d. to protect exposures.
Question 7.
What causes water hammer
Correct Answer: a. Closing the nozzle suddenly
, Question 8.
When using a fog nozzle, as the fog pattern widens, the:
Correct Answer: c. nozzle reaction decreases and makes the nozzle easier to
handle.
Question 9.
What can firefighters do to help absorb nozzle reaction when operating a large hoseline?
Correct Answer: b. Lean slightly forward
Question 10.
What should the fire department do when a hydrant is taken out of service?
Correct Answer: a. Place "out-of-service" tags on the hydrant
Question 11.
Which use of a hose stream would protect firefighters and property from heat caused by
the fire?
Correct Answer: a. Creating a water curtain
Question 12.
What is a chafing block designed to do?
Correct Answer: d. Protect fire hose from abrasions caused when charged
hoselines rub against other surfaces
Question 13.
What effect can wind have on hose streams?
Correct Answer: d. Shorten the stream's reach
Question 14.
Which hose lay allows the pumper to remain at the incident scene so that hose,
equipment, and tools are readily available if needed?
Correct Answer: d. Forward lay
Question 15.
Which type of hose fitting would be used to connect a smaller hoseline to a larger supply
line?
Correct Answer: d. Reducer
