1 | P a g e FAE ( FIRE APPARA TUS ENGINEER ) ILLINOIS EXAM NEWEST 2024 -2025 ACTUAL E XAM 160 QUESTIONS AND CORRECT DETAILED ANSWERS ( VERIFIED ANSWERS ) |ALREADY GRADED A+ During drafting operations, minimizing lift distances will maximize discharge capability. a) True b) False - ANSWER - a) True When operating from a good hydrant with good residual pressure you an add an additional to your pumpers rated capacity. a) 10% b) 200 gpm c) 100 gpin d) 20% - ANSWER - d) 20% When the radiator fill valve is opened: a) the overflow piping of the radiator may not be sufficient to handle the incoming water b) the radiator cap must be immediately removed c) the valve must be fully opened quickly 2 | P a g e d) the pump is quickly cooled. - ANSWER - a) the overflow piping of the radiator may not be sufficient to handle the incoming water What is the flow from a 2 inch solid stream nozzle pressure to 80 psi? a) 250 gpm b) 500 gpm c) 800 gpm d) 1000 gpm - ANSWER - d) 1000 gpm One 2 -1/2 inch line, 300 feet long with a 1 -1/8 inch tip; the engine pressure will be: a) 80 psi b) 95 psi c) 110 psi d) 145 psi - ANSWER - b) 95 psi One of the major advantages of a centrifugal pump over a positive displacement pump is: a) the ability to pump air as well as water b) the higher pressures which can be delivered more easily. c) the absence of a need for a priming device. d) the ability to take advantage of incoming pressure. - ANSWER - d) the ability to take advantage of incoming pressure. 3 | P a g e One 1 -1/2 inch line 150 feet long with a fog nozzle; engine pressure will be a) 110 psi b) 130 psi c) 145 psi d) 160 psi - ANSWER - c) 145 psi What is the friction loss in 250 feet of 2 -1/2 inch hose flowing 500 gpm? a) 114 psi b) 126 psi c) 138 psi d) 150 psi - ANSWER - c) 138 psi One 2 -1/2 inch line (400 feet long) is wyed into two 1 -1/2 inch lines each 150 feet long with fog nozzles; engine pressure will be: a) 175 psi b) 195 psi c) 210 psi d) 225 psi - ANSWER - b) 195 psi Increasing the water supply without increasing the discharge will: a) cause the pressure to rise b) create a water hammer c) decrease friction loss 4 | P a g e d) have no effect within the pumping system - ANSWER - a) cause the pressure to rise When multiple attack lines with different pressures are required, the only way to supply them is to set the engine pressure (pump discharge pressure) to: a) calculate the average pressure of all lines b) compensate for the variable pressures c) the highest pressure required plus the difference of the lowest pressure required d) the highest pressure required and gate down those discharges requiring less pressure - ANSWER - d) the highest pressure required and gate down those discharges requiring less pressure One three inch line, 300 feet long wyed into two 2 -1/2 inch lines each 200 feet long with 1 -1/4 inch tips; engine pressure will be: a) 130 psi b) 155 psi c) 200 psi d) 215 psi - ANSWER - c) 200 psi A 2-1/2 inch fog nozzle which flows 250 gpm at 100 psi nozzle pressure will flow _________ gpm at a reduced nozzle pressure of 80 psi. (GPM= Rated GPM√reduced nozzle pressure x 0.1) a) 250 gpm b) 225 gpm
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