AI.II.P.K5cFAA-S-ACS-25 · Nov 2023Knowledge
c. Zero side slip
Aerodynamics of OEI operation including: c. Zero side slip
Bottom line
Aircraft Flight Manual/Pilot’s Operating Handbook (AFM/POH) performance figures for OEI flight were determined at zero sideslip, although that fact may not be expressly stated in the manual or handbook.
Key numbers
| Number | What it means |
|---|---|
| approximately 2° toward the operative engine | Bank |
| one-third to one-half toward the operative engine | Ball |
| two to three degrees of bank at Vyse | Light twins |
| 8–10° bank toward the operative engine | Ailerons alone |
| approximately 18 to 36 inches | Yaw string |
FAA references
- FAA-P-8740-66, Flying Light Twins Safely — FAA-P-8740-66
- AFH ch. 13 (pp. 13-27–13-29) — FAA-H-8083-3C
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