LLPSD FF1 Chapter 17 Exam Questions and Answers

LLPSD FF1 Chapter 17 Exam Questions and Answers How should fire fighters space themselves when advancing an uncharged line up a ladder? a. 15 ft. b. 10 ft. c. one fire fighter on each ladder section d. only the fire fighter with the nozzle should be on the ladder - ANSWER-c. one fire fighter on each ladder section When there is extra hose at the entry of a building, how should that hose be arranged? a. a straight line b. a serpentine pattern c. large, loose coils d. similar to an accordion fold - ANSWER-b. a serpentine pattern ©EMILLECT 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/15 Most fog nozzles are designed to operate at which nozzle pressure? a. 80 psi b. 75 psi c. 100 psi d. 50 psi - ANSWER-c. 100 psi In general, what volume does a 2 1/2" (64 mm) handline flow? a. 200 gpm b. 300 gpm c. 175 gpl d. 250 gpm - ANSWER-d. 250 gpm Which preconnected hose load forms an S-shape in the hose bed? a. split b. skid c. minuteman ©EMILLECT 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 3/15 d. triple layer - ANSWER-d. triple layer What is an advantage of an automatic fog nozzle? a. the flow rate adjusts to maintain the rated nozzle pressure b. the nozzle reaction remains constant despite variations in pump pressure c. the flow from the nozzle remains constant despite variations in pressure d. the flow rate remains constant regardless of the discharge pattern - ANSWER-a. the flow rate adjusts to maintain the rated nozzle pressure Compared to fog nozzle streams, smooth-bore nozzle streams ________. a. absorb less heat b. are more effective for hydraulic ventilation c. cause more disruption of thermal layering d. have a lower discharge volume - ANSWER-a. absorb less heat Which attack line load is particularly useful when there is a l