Octane color a 80 b 100 ll c 115 d jet a chapter 15

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Precision Machining Technology
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Chapter 2 / Exercise 19
Precision Machining Technology
Hoffman/Hopewell
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Octane Colora. 80 __________________b. 100 LL __________________c. 115 __________________d. Jet A __________________
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Precision Machining Technology
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Chapter 2 / Exercise 19
Precision Machining Technology
Hoffman/Hopewell
Expert Verified
Chapter 15 / Review Exam117Name ___________________________________________Date ____________________________________________Chapter 15REVIEW EXAMCircle the letter of the best answer.1. When approaching the front of an idling turbojet engine, the hazard area extends forward of the engine approximatelya. 35 ft.b. 5 ft.c. 15 ft.d. 25 ft.2. The most satisfactory extinguishing agent for use in case of carburetor or intake fire isa. dry chemical.b. carbon tetrachloride.c. carbon dioxide.d. fine water spray.3. Before starting a radial engine, the engine should be rotated several revolutions by hand to detect the possibility ofa. compressive failure of the valve bodies.b. starter clutch damage.c. liquid lock.d. spark plug fouling.4. The priming of a fuel-injected horizontally opposed engine is accomplished by placing the fuel control lever in which of the following?a. AUTO-LEAN positionb. IDLE-CUTOFF positionc. AUTO-RICH positiond. FULL-RICH position5. Which action would be required if the turbine inlet temperature exceeds the specified maximum during the starting sequence of a turboprop engine?a. Turn off the fuel and ignition switch, discontinue the start, and make an investigation.b. Advance the power lever and observe for excessive smoke; if present, discontinue the start.c. Continue the start since temperature will stabilize as soon as 5000 rpm is reached.d. Turn off the fuel and ignition switch, discontinue the start, then wait 5 min and initiate the starting sequence.6. When towing an aircraft,a. discharge all hydraulic pressure to prevent accidental operation of the landing-gear retracting mechanism.b. all struts should be fully deflated.c. if the aircraft has a steerable nosewheel, the locking scissors should be set to full swivel.d. all nosewheel aircraft must be towed backwards.7. When starting an aircraft engine equipped with a float-type carburetor, the carburetor mixture control should be placed ina. AUTO-LEAN position.b. IDLE-CUTOFF position.c. AUTO-RICH position.d. FULL-RICH position.8. Gasoline spills on a hangar floor should bea. swept away with a dry broom.b. flushed away with water.c. put down a drain.d. left to evaporate.9. Oil or grease can cause an explosion when combined witha. nitrogen.b. acetylene.c. shop air.d. oxygen.10. Which of the hand signals below would you give if a taxiing aircraft were in danger of striking some object?a. Ab. Bc. Cd. D11. Which of the following indicators should be checked immediately after starting a reciprocating engine?a. Oil pressureb. Manifold pressurec. Tachometerd. Cylinder head temperature12. The most appropriate type of fire extinguisher to use on a magnesium fire isa. water.b. halogenated hydrocarbon.c. CO2d. dry-powder.
118Student Study Guide / Aircraft Basic Science13. When tying down an airplane in anticipation of a high wind, the control wheel should be in the full back position and the tail of the airplanea. pointed into the anticipated wind.

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