IR.IV.A.K1FAA-S-ACS-8C · Nov 2023Knowledge
Elements related to attitude instrument flying during straight-and-level flight, climbs...
Elements related to attitude instrument flying during straight-and-level flight, climbs, turns, and descents while conducting various instrument flight procedures.
Bottom line
Once the crew recognizes an inadvertent instrument meteorological condition (IIMC) situation, they commit to controlling the aircraft by using and trusting flight instruments. The angle of bank necessary for a given rate of turn is proportional to the true airspeed.
Key numbers
| Number | What it means |
|---|---|
| 3 degrees per second, or 360° in 2 minutes, when the turn-and-slip indicator needle is aligned with the alignment marks | Standard turn |
FAA references
- IPH App. A (pp. A-3–A-4) — FAA-H-8083-16B
- IFH ch. 7 (p. 7-24) — FAA-H-8083-15B
- IFH ch. 7 (p. 7-8) — FAA-H-8083-15B
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