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Fire Apparatus Operator. Pumper Ch. 6 Questions and Answers $14.49   Add to cart

Exam (elaborations)

Fire Apparatus Operator. Pumper Ch. 6 Questions and Answers

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  • Course
  • FIRE APPARATUS DRIVER/OPERATOR - PUMPER
  • Institution
  • FIRE APPARATUS DRIVER/OPERATOR - PUMPER

Fire Apparatus Operator. Pumper Ch. 6

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  • August 26, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • FIRE APPARATUS DRIVER/OPERATOR - PUMPER
  • FIRE APPARATUS DRIVER/OPERATOR - PUMPER
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Fire Apparatus Operator. Pumper Ch. 6



A solid stream nozzle produces a fire stream that has a: - answera. tight stream and
little spray or shower effect

A solid stream nozzle is designed so that the volume of water flowing through the
nozzle: - answerb. is gradually reduced until just before the orifice

Which of the following BEST determines the flow and reach of a solid stream? -
answerd. nozzle pressure and size of the discharge orifice

Solid stream nozzles on handlines should generally be operated at a maximum of: -
answerc. 50 psi nozzle pressure

Master stream appliances should be operated at a maximum of: - answerb. 80 psi

Which of the following is a reason that driver/operators may need to determine the
amount of water discharged from a solid stream nozzle? - answerd. test the water
supply when a nozzle is attached to a hydrant

Which of the following is a constant in the metric formula for discharge rate? - answerb.
0.067

Which manner of producing fog streams occurs by deflecting water around an inside
circular stem in the nozzle? - answerd. periphery-deflected streams

Which pattern is MOST often provided by impinging stream nozzles? - answerc. wide-
angle fog pattern

Which of the following directly affects the reach of the fog stream? - answerd. volume of
water flowing

Which of the following is designed to flow a specific volume of water on all stream
patterns at a specific nozzle discharge pressure? - answerb. constant flow fog nozzle

Which of the following is designed to allow the firefighter operating the handline to
select a flow rate to suit the fire and operating conditions? - answerd. selectable
gallonage nozzle

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