FIRE APPARATUS ENGINEER FAE 2024 UPDATED QUESTIONS WITH ANSWERS What NFPA standard deals with fire pumps and engines? - CORRECT ANSWER>>>> 1901 A 1"7/8 smooth bore nozzle on a deck gun will flow ____ gpm at _____ psi - CORRECT ANSWER>>>> 900, 80 Transfer valve is used for... - CORRECT ANSWER >>>>Controlling water flow through a two stage pump What number converts hg to feet of lift? - CORRECT ANSWER>>>> 1.13 A fog nozzle will flow its rated gpm at what psi? - CORRECT ANSWER>>>>100 The hand method of finding 2"1/2 friction loss is based on what formula? - CORRECT ANSWER>>>> FL = 2Q^2 + Q What is the main advantage of a centrifugal pump? - CORRECT ANSWER>>>> Use a positive source to its advantage Which is not a part of the centrifugal pump? - CORREC T ANSWER>>>> A. Eye B. PRESSURE CONFINING CHAMBER C. Volute housing D. Shaft What part of the impeller does the water enter? - CORRECT ANSWER>>>> Eye Which of the following is a pumping system requirement? - CORRECT ANSWER>>>> A. 150% rated capacity at 100p si B. 100% RATED CAPACITY AT 150 PSI C. 50% rated capacity at 200psi D. 100% rated capacity at 250psi At 1250 gpm a pump must prime in ______ seconds - CORRECT ANSWER>>>> 30 At 1500 gpm a pump must prime in _____ seconds - CORRECT ANSWER>>>> 45 Which of the following is not located at the pump panel? - CORRECT ANSWER>>>> Primer gauge A compound gauge measures all but the following - CORRECT ANSWER >>>>A. Hg B. Inches of Mercury C. SUCTION PRESSURE D. Hydrant pressure 1 cubic foot of water contain s _______ gallons. - CORRECT ANSWER>>>> 7.48 A column of water 1 square inch 12" tall exerts _______ psi - CORRECT ANSWER>>>> A pressure of 0.434 psi Atmospheric pressure is ______ - CORRECT ANSWER>>>> 14.7 Which of the following statements about static pr essure is false? - CORRECT ANSWER>>>>A. A measurement of potential energy B. STATIC PRESSURE IS AN INDICATION OF VOLUME OF WATER AVAILABLE FROM THE HYDRANT C. Static pressure is liquid at rest D. Static pressure is pressure that is available to force water through pipes Which of the following statements on a vacuum is true? - CORRECT ANSWER>>>> Positive pressure, but less than atmospheric Normal operating pressure is _____ - - CORRECT ANSWER>>>> Pressure on a system during normal usage Which of the followin g does not apply to the rules of friction loss? - CORRECT ANSWER>>>>A. Friction loss caries with the length of hose B. The larger the hose the more water it can carry C. FRICTION OSS VARIES WITH THE WEIGHT OF THE HOSE D. The higher the velocity the more friction loss Which of the following is correct about the elevation factor? - CORRECT ANSWER>>>>A. Subtract 1 pound per foot below the pump B. Add 5 pounds per foot below pump C. SUBTRACT .434 (0.5) PER FOOT BELOW THE P UMP D. Add psi to pump to assist water down hill One gallon of water weighs approximately_______ - CORRECT ANSWER>>>>8 .33 lbs Water when converted to steam occupies _________ times its original volume - CORRECT ANSWER>>>> 1700x What is the main disadvant age for using rotary gear and vane pumps as primers for centrifugal pumps - CORRECT ANSWER>>>>A. Needs to be primed first B. Has to pump air C. Needs a means to seal off intake from discharge D. NEEDS OIL TO COMPLETE THE SEAL
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