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FAA Powerplant Question Bank
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FAA Powerplant Question Bank
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25 Questions

1. An aircraft engine continuous cylinder fuel injection system normally discharges fuel during which stroke(s)?

2. What precaution is usually taken to prevent electrolyte from freezing in a lead acid battery?

3. To what altitude will a turbo charged engine maintain sea level pressure?

4. If the oil pressure of a cold engine is higher than at normal operating temperatures, the

5. What retains the nitrogen charge and fire-extinguishing agent in a high rate of discharge (HRD) container?

6. Idle cutoff is accomplished on a carburetor equipped with a back-suction mixture control by

7. The secondary coil of a magneto is grounded through the

8. Where is the oil temperature bulb located on a dry sump reciprocating engine?

9. The application of more protective coating on one blade than the other when refinishing a wood propeller

10. Generally, when starting a turbine engine, the starter should be disengaged

11. Which of the following is a primary engine instrument?

12. To determine the float level in a float-type carburetor, a measurement is usually made from the top of the fuel in the float chamber to the

13. When will small induction system air leaks have the most noticeable effect on engine operation?

14. Which of the following best describes the blade movement of a full-feathering, constant-speed propeller that is in the LOW RPM position when the feathering action is begun?

15. Which of the following factors helps determine the proper grade of oil to use in a particular engine?

16. Which of the following lubrication system components is never located between the pressure pump and the engine pressure system?

17. Into what part of a reciprocating engine induction system is deicing alcohol normally injected?

18. Hot section inspections for many modern turbine engines are required

19. Backfiring through the carburetor generally results from the use of

20. What instrument on a gas turbine engine should be monitored to minimize the possibility of a 'hot' start?

21. Carburetor icing on an engine equipped with a constant-speed propeller can be detected by

22. (1) The mixture used at rated power in air cooled reciprocating engines is richer than the mixture used through the normal cruising range.

23. Apparent engine roughness is often a result of propeller unbalance. The effect of an unbalanced propeller will usually be

24. The basic gas turbine engine is divided into two main sections: the cold section and the hot section.

25. An indication that the optimum idle mixture has been obtained occurs when the mixture control is moved to IDLE CUTOFF and manifold pressure

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