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Flashcards in V-Speeds Deck (19)
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1

Vr

Rotation Speed

2

V2

Takeoff safety speed; obstacle clearance speed until FRA

3

Vfto/enr

Final Takeoff/engine not running speed; yields the best single-engine rate of climb or least rate of descent.

4

Vman

Minimum maneuvering speed; calculated at 30 deg. bank with and additional 15 deg overbank stall protection

5

Vmrc

Maximum range cruise speed

6

Vmo

Maximum operating speed

7

Mmo

Maximum operating Mach number

8

Mb

Maximum turbulence penetration Mach number (BUMPS!)

9

Vb

Maximum turbulence penetration airspeed

10

Vmd

Minimum drag (maximum endurance) airspeed (L/D max)

11

Vfo

Maximum flap operation airspeed

12

Vfe

Maximum flap extended airspeed

13

Vlo

Maximum landing gear operation airspeed

14

Vle

Maximum landing gear extended airspeed

15

Vwiper

Maximum windshield wiper operation speed

16

Vadg

Maximum airspeed with ADG deployed

17

Vref

Landing threshold airspeed

18

Vtire

Maximum tire ground speed

19

V1

Decision speed; the speed at which the PIC may no longer decide to abort the takeoff.