Name:
Date:
Gavilan College AMT 110
Aircraft Instrument Systems
Worksheet #2
1. What is used to collect ram air?
2. A static port (vent) is used to access what?
3. Why does a pitot have a heating element?
4. A pressure altimeter measures altitude above what?
5. A pressure altimeter uses (pitot, static, or both pitot and static) pressure(s).
6. A Kollsman window is set to what?
7. Above 18,000’, the Kollsman window is set to what?
8. A vertical speed indicator uses (pitot, static, or both pitot and static) pressure(s).
9. An airspeed indicator uses (pitot, static, or both pitot and static) pressure(s).
10. High speed jets measure airspeed in what?
11. As an aircraft flies higher, the speed of sound goes (down or up).
12. A Magnasyn uses (AC or DC) power.
13. An Autosync uses (eletro-magnets or permanent magnets).
14. What is a synchroscope used for?
15. What it the simplest form of a angle of attack indicator?
16. A bimetallic thermometer uses what to measure temperature?
17. The external electromagnetic influence on a compass is called?
18. The compass error caused by the location to the earth’s magnetic pole is called?
19. What is the maximum allowable magnetic deviation?
List the two power sources for gyroscopic instruments:
20.
21.
List to source types of vacuum for gyroscopic instruments:
22.
23.
24. In modern aircraft, what has taken the place of the gyroscope and other individual
instruments?
25. What information does the attitude indicator provide?
26. What instrument indicates the rate of roll and yaw?
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Points: 36
27. What is the primary purpose of an autopilot?
28. In an autopilot, what is used to measure the movement of the aircraft?
29. In an autopilot, what causes actuation of the flight control surfaces?
30. What autopilot function is used to stop the oscillation around the vertical axis?
31. What is used to display current conditions and to notify of unsatisfactory conditions?
32. What marking color indicates maximum and minimum ranges?
33. What marking color indicates normal operating ranges?
34. What marking color indicates caution?
35. The (aircraft, engine or instrument ) manufacturer establishes operating ranges.
36. A pitot-static system used for IFR flights must be check how often?
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