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Forum: Tech Log

29th Oct 2016, 04:12

Replies: 27

Max Test flight Mach Number for the 737NG!

Views: 12,066

Posted By tdracer

I'm sure there are exceptions, but as a general...

I'm sure there are exceptions, but as a general rule (at least for subsonic aircraft) max airspeed is limited by dynamic pressure, while max Mach is limited by controllability issues primarily...

Forum: Tech Log

28th Oct 2016, 18:51

Replies: 27

Max Test flight Mach Number for the 737NG!

Views: 12,066

Posted By tdracer

Most if not all of the damage to the horizontal...

Most if not all of the damage to the horizontal tail was not due to aerodynamic forces. The landing gear uplocks failed and the gear deployed through the landing gear doors during the pullout - the...

Forum: Tech Log

28th Oct 2016, 06:23

Replies: 27

Max Test flight Mach Number for the 737NG!

Views: 12,066

Posted By tdracer

It does, and you don't need to be flirting with...

It does, and you don't need to be flirting with Mach 1 - it makes somewhere between 0.005 and 0.010 Mach improvement in optimum cruise speed.
Supposedly, when they extended the upper deck for the...

Forum: Tech Log

24th Oct 2016, 01:59

Replies: 27

Max Test flight Mach Number for the 737NG!

Views: 12,066

Posted By tdracer

During the flight testing of the 747-8, I...

During the flight testing of the 747-8, I personally looked at flight test data between Mach 0.98 and 0.99.

No idea how hard they pushed the Max.

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