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The lowest acceptable fuel gauge reading on a fire apparatus during inspection is: - correct answer least 3/4-full. Identify TWO true statements about inverters. - correct answer Inverters are quiet as compared to generators Inverters output is usually limited to less than 1, watts. Match each service test with the correct information. - correct answer Vacuum test - checks for leaks in the primary device and pump Pump capacity test - checks the overall condotions of the engine Pressure control test - verifies discharge pressure under varying conditions Gauge and flowmeter test - conpares meter readings with actual pilot tube readings Tank to pump flow rate test - measures wether the piping between an apparatus water tank and fire pump meet minimum flow standards ldentify TWO items that should be included on daily fire apparatus records. - correct answer tire condition coolant levels Traveling at high speeds on a curvy road may cause your fire apparatus to: - correct answer leave the road surface and roll over. Identify THREE exceptions to the rule that all personnel should be seated and wearing seatbelts before an emergency vehicle begins moving. - correct answer Providing patient care in the back of an ambulance Loading the hose back onto the fire apparatus Performing training for personnel learning to drive the tiller portion of a tractor-drawn aerial apparatus. Identify the THREE steps for changing to the left lane on a limited access highway. - correct answer Activate the turn signal Check the left side view m irror Movethe apparatus safelyto the , left lane
When driving through intersections that require a stop, you must perform all of the following steps EXCEPT: - correct answer turn on the flashers to indicate y are crossing. You should have a spotter under all of the following conditions EXCEPT: - correct answer traveling forward on straight roads. When performing the serpentine exercise, you: - correct answer should only travel in one direction, without striking the obstructions NFPA Standard 1002 requires that driverloperators operate a fire apparatus over a predetermined route on a public roadway that incorporates all of the following EXCEPT - correct answer two through-intersections and one intersection that requires you to stop. Identify FOUR skills demonstrated during the alley dock exercise. - correct answer Operating the fire apparatus safely. Using side view mirrors Moving the fire apparatus backward within a restricted area. Interpreting spotter signals The term specific heat refers to the: - correct answer ability of any substance to absorb heat. Match each type of pressure with its correct description. - correct answer Head pressure - pressure caused by the height of a water supply above the discharge point Static pressure - available pressure at a discharge point wothout water flowing Flow pressure - the forward velocity of water at the discharge point Residual pressure - water pressure in a distribution system that is still available when a hydrant is flowing Normal operating pressure - water pressure in a distribution system during regular consumption
A major advantage of small diameter hoses is their: - correct answer ease of relocation and movement. Large diameter hoses are generally defined as hoses with a diameter of between: - correct answer 4 and 6 inches. According to NFPA 1901, a discharge pressure relief valve must operate within: - correct answer c. 10 seconds after discharge pressure rises 30 psi above the set level. Place the steps for pumping from an internal tank in the correct order. - correct answer Make the pump operational Open the tank to pump valve If using a multi stage pump set the transfer valve Increase the engine rpm Monitor gauges associated with pump operation and make decisions based on your department sop and experience Determine the best approach to prevent the pump from overheating Open the discharge valve slowely Set the pressure relief valve or the governor Identify the true statement about centrifugal pumps. - correct answer As flow increases, discharge pressure decreases; and as as impeller speed increases, discharge pressure increases. Fog nozzles are best used to aerate: - correct answer all Class A foams. The preferred strategy for applying foam to a standing pool of fuel fire is to: - correct answer sweep the foam stream above the burning liquid and allow it to float down. When assembling a portable foam induction system, all of the following apply EXCEPT: - correct answer monitor the use of foam sediment in the eduetor.
The first thing to do when you arrive at a property with an automatic sprinkler system is to: - correct answer make preparations to supply the FDC by connecting hoselines to the FDC and hydrant. If the standpipe for a building with only one standpipe is totally unusable: - correct answer as a LAST resort, lay supply hose up an interior stairwell. Most jurisdictions prefer to draft from a static water source during service testing because it: - correct answer is a true test of the pump's ability. The purpose of the priming test is to - correct answer evaluate how quickly the priming device can create a vacuum to bring water through a pump to the discharge hose Identify TWO correct statements about conducting a daily inspection of a fire apparatus. - correct answer Operate the pump drive control. Confirm that the foam tank level is full The benefit of an apparatus-mounted generator on a fire apparatus is that it can provide 50 kilowatts, whereas portable generator can only produce - correct answer b. 5 kilowatts. Identify FOUR of the steps for completing a left turn on a four lane highway. - correct answer Activate the left turn signal. Check to if the side street orroad is clear. Safely make the left turn. Check for oncoming traffic Identify the true statement about a fire apparatus with an automatic transmission. - correct answer gives you the option of selecting a gear Identify THREE things you should do when turning a fire apparatus 180°. - correct answer Be aware of any obstructions in your line of travel. Make sure you can see your spotter Use the side view mirrors equipped on the fire apparatus. If you are driving a fire apparatus that is longer than you are familiar with, make sure you: - correct answer are more cautious when judging clearance so you don't run up on curbs and corners.
When a dry supply line is being charged, it is important to open the: - correct answer bleeder valve. ldentify THREE true statements about positive displacement pumps. - correct answer There is a piston type and a rotary gear type. Some piston positive displacement pumps can pump water on the forward stroke and on return stroke. Many have been replaced by the centrifugal pump. One of the dangers of using foam concentrates in fire pumps is that the solution ca - correct answer b. strip the lubrication from valve seals. Foam in a foam induction system is drawn into the system through the effect of: - correct answer venturi. If the required application rate of Class A foam for a 2,000 square foot fire is 0. gpm/ft', and the nozzle gpm is 200 then the nozzle will - correct answer d. fall short of the application rate by 0.15 gpm/ft'. If the FDC is totally unusable during a sprinkler or standpipe pumping operation, you should - correct answer charge the standpipe riser at the first floor level. Identify TWO ways in which the discharge pressure for pumping operations involving a sprinkler system can be found. - correct answer checking the fire department connection plate checking the pre - incident plan The purpose of the gauge and flowmeter test is to - correct answer check that the given discharge information is accurate when the pump is in operation. The purchase acceptance test on a new fire apparatus should focus on: - correct answer bid specifications. All of the following are important reasons for maintaining inspection documentation on a fire apparatus EXCEPT: - correct answer verifying that you are inspecting the correct apparatus.
Identify THREE conditions where you should drive your fire apparatus in low gear. - correct answer traveling around a corner c.approaching an intersection climbing a hili ( You may need to perform a confined space turnaround: - correct answer for a reverse hose lay in a narrow street or intersection Identify which factor is OPTIONAL during the diminishing clearance exercise. - correct answer speed Hand lines can operate at flow rates up to: - correct answer 350 gpm. As salt water or water containing certain chemicals can corrode the apparatus pump, you should: - correct answer flush the pump with fresh water after using it. In a relay operation, relay pumpers must set their intake pressure relief valves (if available) at: - correct answer 10 psi above the discharge pressure of the previous pumper. In a relay pumping operation, the pressure at which pumps achieve their maximum flow (with higher pressures resulting in lower volumes) is: - correct answer b. psi. One characteristic of discharge pressure relief valves is that they: - correct answer are slow to close after being opened. In centrifugal pumps, to correct for lateral thrust wear on parts, the pump: - correct answer has water enter the impeller in both directions. Identify TWO ways in which the discharge pressure for pumping operations involving a sprinkler system can be found. - correct answer checking the fire department connection plate
When intake line is being charged with water, a relay pumper must have: - correct answer bleeder valve to discharge air In a relay pumping operation, the pressure at which pumps achieve their maximum flow (with higher pressures resulting in lower volumes) is: - correct answer 150 psi. According to NFPA 1901, a discharge pressure relief valve must operate within: - correct answer 10 seconds after discharge pressure rises 30 psi above the set level. When a dry supply line is being charged, it is important to open the: - correct answer bleeder valve. In centrifugal pumps, to correct for lateral thrust wear on parts, the pump: - correct answer has water enter the impeller in both directions. Place these steps for assembling a portable foam induction system in the correct order. - correct answer Determine the appropriate foam concentrate for the class of fire. Ensure that the eductor and nozzle have similar flow ratings Ensure that the foam concentrate percentage matches the eductor concentrate setting Attach the eductor input to a hose that can flow the rated capacity of the eductor Attach the eductor discharge to a hose that can flow the rated capacity of the eductor and a nozzle that matches the rated capacity of the eductor Prepare sufficient foam concentrate for thr anticipated duration of the application Place the eductor suction hose into the concentrate Increase the water discharge pressure required for the eductor until the foam is flowing The "bank-down" method of foam application can best be described as: - correct answer directing the foam stream onto the sides of the object and allowing it to run down onto the surface of the burning liquid.
The correct hose layout for the FDC at a property with a sprinkler system should be:
- correct answer a minimum of two 2.5 -inch hoselines or one 3 - inch hoseline Testing a flowmeter consists of - correct answer connecting a hoseline equipped with a solid stream nozzle to each discharge being tested. Identify the THREE items that must have occurred prior to raising the cab. - correct answer All loose items in the cab have been secured Adequate front and overhead clearance has been ensured. cab doors have been, securely closed. All of the following are rescue tools EXCEPT: - correct answer drills. Identify the FOUR steps for passing through a straight section of a road or highway - correct answer Check the side view mirrors. Check for oncoming traffic. Maintain apparatus speed Check the side streets or roads In a water distribution system, an OS&Y valve: - correct answer uses a threaded stem to control the valve. Identify TWO correct statements about looping mains in a distribution grid. - correct answer They ensure that water flows from two directions into hydrants, water systems. They create a constant flow and less sediment forms in the pipes Identify THREE characteristics of small diameter hoses. - correct answer have high friction loss are designed for positive pressure collapse under negative pressure Identify THREE true statements about positive displacement pumps. - correct answer Many have been replaced by the centrifugal pump.
One of the major disadvantages of large diameter hoses is: - correct answer that they are hard to handle. When controlling pump valves, push-pull handles: - correct answer can accurately control line pressure and be locked into place A priming device works by: - correct answer creating a partial vacuum During service testing, it is important that the water temperature be between: - correct answer 35° F and 90° F Identify THREE important reasons for knowing a fire apparatus's dimensions. - correct answer So you know whether it can travel under a specific overpass So you don't hit any obstructions or obstacles. So you are sure it will fit in a designated parking area. All of the following statements about driving a fire apparatus through areas of restricted horizontal and vertical clearances are true EXCEPT: - correct answer use the appropriate turn signal. To raise the temperature of one lb. of water from 100° F to 212 F takes: - correct answer 112 BTUs. All of the following are potential water sources for an apparatus fire pump EXCEPT: - correct answer municipal storm drain One of the assumptions of a maximum distance relay method is that - correct answer There is 20 psi of residual pressure at each relay pumper Match each type of fire appartus recard to the element or acivity that is being ingpected. - correct answer Daily inspection record - pump valves Weekly inspection record - pump and intake strainers
Periodic inspection record - safety inspection Fuel, oil, and mileage record - oil filter changes Before driving over a guarded railroad crossing during an emergency response - correct answer look both right and left and proceed cautiously.
