Tutor Platform

AI.X.B.K7b

Knowledge

Airspeeds specific to the airplane for various operations, how to identify them on the airspeed indicator (if applicable), and their significance in airplane performance, including:

Landing gear extended/operating speed, if applicable

Study note

Get a short, cited explanation of this element written from the FAA handbooks: the core idea, the numbers that matter, common test traps, and a quick self-check.

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From the FAA library

  • Chapter 8: Flight Instruments › Airspeed Indicator Markings

    most aircraft, this is the power-off stall speed at the maximum takeoff weight in the clean configuration (gear up, if retractable, and flaps up). • Upper limit of green arc (VN0)—the maximum structural cruising speed. Do not exceed this ... speed except in smooth air. • Yellow arc—caution range. Fly within this range only in smooth air and then only with caution. • Red line (VNE)—never exceed speed. Operating above this speed is prohibited since it may result in damage…

  • Glossary › Numbers and Symbols

    Visual Flight Rules (VFR). Code of Federal Regulations that govern the procedures for conducting flight under visual conditions. VLE. Landing gear extended speed. The maximum speed at which an airplane can be safely flown with the landing gear extended ... Landing gear operating speed. The maximum speed for extending or retracting the landing gear if using an airplane equipped with retractable landing gear. VLOF. Lift-off speed. The speed at which the aircraft departs the runway during takeoff. VMC. Minimum…

  • CHAPTER 1. GROUND TRAINING: STALL AND SPIN AWARENESS › 100. STALL/SPIN EFFECTS AND DEFINITIONS › c. Configuration

    Configuration. Flaps, landing gear, and other configuring devices can affect an airplane’s stall speed. Extension of flaps and/or landing gear in flight will increase drag. Flap extension will generally increase the lifting ability of the wings, thus reducing ... airplane’s stall speed. The effect of flaps on an airplane’s stall speed can be seen by markings on the airplane’s airspeed indicator, where the lower airspeed limit of the white arc (power-off stall speed with gear…

  • Chapter 12: Transition to Complex Airplanes › Retractable Landing Gear › Approach and Landing

    This is especially so in cases of premature lift-off. Remember that leaning forward to reach the landing gear selector may result in inadvertent forward pressure on the yoke, which causes the airplane to descend. As the landing gear retracts ... airspeed increases and the airplane’s pitch attitude may change. The gear may take several seconds to retract. Gear retraction and locking (and gear extension and locking) is accompanied by sound and feel that are unique to the specific make…