AA.V.C.K1
C
What does AA.V.C.K1 mean?
Aerodynamics associated with stalls in the landing configuration, to include the relationship between angle of attack, airspeed, load factor, power setting, aircraft weight and balance, aircraft attitude, and sideslip effects..
- Area of Operation
- V
- Task
- C
- Element type
- A Knowledge element — a fact, concept, or procedure the FAA expects you to know and that the knowledge (written) test draws questions from.
What you need to know
Landing configuration stalls happen because a stall is fundamentally about exceeding critical angle of attack, not about a specific airspeed—flaps, gear, weight, bank angle, and load factor all shift what that stalling airspeed actually is, and a low, slow, high-drag configuration on approach gives you little energy margin to recover. You need to recognize both impending stall cues (buffet, mushy controls, aural/visual warnings, decreasing control effectiveness) and the actual stall (further AOA increase, loss of lift, possible pitch/roll departure) by sight, sound, and feel, not just by watching a number on the airspeed indicator. Common setups for an approach-to-landing stall include distraction during configuration changes, unexpected wind shear or gusts, mismanaged energy on a go-around, or over-reliance on automation that masks a developing high-AOA condition—know that autopilot/autothrottle behavior, envelope protections, and how the aircraft responds if those systems degrade or disconnect unexpectedly are part of this picture. Recovery fundamentals are the same everywhere: reduce angle of attack first to break the stall, then manage thrust and configuration to regain safe airspeed and a normal flight path while minimizing altitude loss, rather than trying to muscle the airplane back with power alone. Review your aircraft's specific stall warning and recovery guidance in the current FAA and manufacturer references to nail down exact procedures and indications.
Why students miss this
Students often think stall recovery is only about pitching the nose down, forgetting that in the landing configuration a stall can develop quickly due to the combination of low airspeed, high drag, and reduced power, and that automation can mask the onset by holding pitch or altitude right up until it disconnects. They also confuse angle of attack with airspeed, believing an airplane can't stall as long as it's flying fast enough, when in reality load factor and configuration changes shift the stall speed independent of what the airspeed indicator shows.
Focus on: Focus on understanding angle of attack as the true stall trigger and practice recognizing how automation, configuration, and load factor changes can quietly push AOA toward critical before you feel or see the traditional stall cues.
🎯 Test yourself on this topic
Question 1 of 2What is the minimum floor load limit that an aircraft must have to carry the following pallet of cargo? Pallet dimensions ... 37.5 × 35 inches. Pallet weight ... 34 lbs. Tiedown devices ... 23 lbs. Cargo weight ... 1,255.4 lbs.
Free practice · no account needed
Drill this area until it sticks
AA.V.C.K1 came from a question you missed on the FAA Airline Transport Pilot Multiengine Airplane knowledge test. Take a free, ACS-aligned Weight and Balance quiz — instant scoring, explanations, and the cited FAA reference behind every answer.
Missing it isn't a verdict on you — it's a sign your prep skipped the why behind it. Memorizing answer letters is exactly what leaves gaps like this. Here, every answer explains the reasoning and cites the FAA source it comes from, so the concept holds on test day and at the checkride oral.
Study this concept
Plain-English explanations of the key ideas behind AA.V.C.K1, grounded in the FAA handbooks.
Related ACS codes in C
Other elements the FAA tests under this same Task — review them together.
- AA.V.C.K2Stall characteristics (i.e., airplane design) and impending stall and full stall indications (i…
- AA.V.C.K3Factors and situations that can lead to a stall when configured for landing and actions that ca…
- AA.V.C.K4Effects of autoflight, flight envelope protection in normal and degraded modes, and unexpected…
- AA.V.C.K5Fundamentals of stall recovery.
Common question
Why does stall recovery in a swept-wing jet emphasize reducing angle of attack first instead of adding power?
Because reducing angle of attack restores lift and control effectiveness immediately, while power alone may not resolve the stall and can even worsen pitch-up tendencies in some airplane designs; always check the current FAA guidance and your aircraft's procedures for specifics.
What is an FAA ACS code?
The FAA's Airman Certification Standards (ACS) break each certificate into Areas of Operation, Tasks, and specific Knowledge (K), Risk Management (R), and Skill (S) elements. Every knowledge-test question maps to one code like AA.V.C.K1. When you miss a question, your Airman Knowledge Test Report lists its code so you know exactly what to review.
Have a whole list of codes from your report? Paste them all into our free ACS code lookup to see every weak area at once — or browse the aviation glossary for plain-English definitions.