V Speeds # Flashcards
Vb
Speed for Maximum Gust Intensity
Va
Maneuvering Speed
Vc
Cruising Speed
Vd
Diving Speed
Vdf/Mdf
Demonstrated Flight Diving Speed
Vef
Speed at which the critical engine is assumed to fail during takeoff
Vf
Design Flap Speed
Vfc/Mfc
Maximum speed for stability characteristics
Vfe
Maximum Flap Extended Speed
Vfto
Final Takeoff Speed
Vh
Maximum speed in level flight with maximum continuous power
Vle
Maximum landing gear extended speed
Vlo
Maximum landing gear operating speed
Vlof
Lift-Off Speed
Vmc
Minimum control speed with the critical engine inoperative
Vmo/Mmo
Maximum Operating Limit Speed
Vmu
Minimum Unstick Speed
Vne
Never-Exceed Speed
Vno
Maximum Structural Cruising Speed
Vr
Rotation Speed
Vref
Reference Landing Speed
Vs
Stalling Speed or minimum steady flight speed at which the airplane is controllable
Vs0
Stalling Speed or minimum steady flight speed in the landing configuration
Vs1
Stalling speed or minimum steady flight speed obtained in a specific configuration
Vsr
Reference Stall Speed
Vsr0
Reference stall speed in the landing configuration
Vsr1
Reference stall speed in a specific configuration
Vsw
Speed at which onset of natural or artificial stall warning occurs
Vtoss
Takeoff safety speed for category A rotorcraft
Vx
Speed for Best Angle of Climb
Vy
Speed for Best Rate of Climb
V1
Maximum speed in the takeoff at which the pilot must take the first action to stop the airplane within the accelerate-stop distance
V2
Takeoff Safety Speed
V2min
Minimum Takeoff Safety Speed