AP Vspeeds

Question 1

What is Vr

Answer 1

Rotation speed

Question 2

What is V1

Answer 2

Decision speed

Question 3

What is Vlof

Answer 3

When the main wheels leave the ground, and you enter airborne section of T/O

Question 4

What is Vef

Answer 4

Engine failure. The worst point to have an engine failure.

Question 5

What is V2 ?

Answer 5

Speed you need to be at at screen height (35ft)

Question 6

What is VMaxTyre

Answer 6

The maximum speed of the tyre on the ground during T/O roll

Question 7

What is V2min

Answer 7

Minimum speed you need to achieve at screen height with positive climb and if critical engine failed

Question 8

What is VMc

Answer 8

Minimum control speed with critical engine inoperative

Question 9

What is Vmbe

Answer 9

Minimum brake energy speed. Is the fastest speed which brake energy can be converted from kinetic to heat energy

Question 10

What speeds are called out in the flight deck ?

Answer 10

80/100kts, V1, Vr, V2

Question 11

What is Vstop speed ?

Answer 11

The maximum speed which an aircraft can reject a take off. Conditions dependent

Question 12

What is Vgo speed ?

Answer 12

The minimum T/O speed which you can go go go go

Question 13

What is Vmu ?

Answer 13

Minimum unstick speed. Speed which you can safely rotating without stalling. But is linked to thrust and air density.