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Aviation Mechanic - Powerplant
test bank contains questions pertaining to
Ignition and Starting Systems
. The following list contains only a relatively small percentage of the pertinent
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Aviation Mechanic - Powerplant
test bank.
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Aviation Mechanic - Powerplant
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| Sample Questions
from the FAA
Aviation Mechanic - Powerplant
Test Bank |
- The E gap angle is usually defined as the number of degrees between the neutral position of the rotating magnet and the position
- When timing a magneto internally, the alignment of the timing marks indicates that the
- What is the radial location of the two north poles of a four pole rotating magnet in a high tension magneto?
- When will the voltage in the secondary winding of a magneto, installed on a normally operating engine, be at its highest value?
- A defective primary capacitor in a magneto is indicated by
- What is the purpose of using an impulse coupling with a magneto?
- When using a timing light to time a magneto to an aircraft engine, the magneto switch should be placed in the
- In a low tension ignition system, each spark plug requires an individual
- What likely effect would a cracked distributor rotor have on a magneto?
- How are most radial engine spark plug wires connected to the distributor block?
- When a magneto is operating, what is the probable cause for a shift in internal timing
- Generally, when removing a turbine engine igniter plug, in order to eliminate the possibility of the technician receiving a lethal shock, the ignition switch is turned off and
- Spark plugs are considered worn out when the
- Which of the following, obtained during magneto check at 1,700 RPM, indicates a short (grounded) circuit between the right magneto primary and the ignition switch?
- If staggered ignition timing is used, the
- Which of the following statements regarding magneto switch circuits is NOT true?
- Defective spark plugs will cause the engine to run rough at
- Spark plug heat range is determined by
- Spark plug fouling caused by lead deposits occurs most often
- Which of the following are advantages of dual ignition in aircraft engines?
1. Gives a more complete and quick combustion of the fuel.
2. Provides a backup magneto system.
3. Increases the output power of the engine.
4. Permits the use of lower grade fuels.
5. Increases the intensity of the spark at the spark plugs.
- Why do turbine engine ignition systems require high energy?
- What component of a dual magneto is shared by both ignition systems?
-
(Refer to figure 5.)
The type of system depicted is capable of operating with
- (Refer to figure 5.) Which malfunctions will allow the igniters to operate when tested but be inoperative during a start attempt?
1. Conductor No. 10 broken.
2. Conductor No. 11 broken.
3. Ignition relay inoperative.
4. Conductor No. 12 broken.
- The primary advantage of pneumatic (air turbine) starters over comparable electric starters for turbine engines is
- Air turbine starters are generally designed so that reduction gear distress or damage may be detected by
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Aviation Mechanic - Powerplant
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