Balanced Field Length again, sorry

[EatSleepFly]

And just to check your reading skills:

He said Vef, not Vref.

Vef means the speed at which the critical engine is assumed to fail during takeoff.

Not to be confused with V1...

 

[Yank McCobb]

Yep. Every time this subject is discussed, someone posts a reference to "Vef" and then someone else comes on and "corrects" them by explaining the difference between "Vref" and "V1". Every time, without fail.

 

[CFIse]

And just to check your reading skills:

Whoops