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Forum: Tech Log

15th Apr 2014, 22:10

Replies: 36

Glide ratio

Views: 12,399

Posted By john_tullamarine

I have seen 2nm/1000 feet work to perfection...

I have seen 2nm/1000 feet work to perfection several times (in the (real) simulator :O) on various series of 737.

Indeed .. on the 733 it was an infrequent, but regular, end play to be left very...

Forum: Tech Log

15th Apr 2014, 01:31

Replies: 36

Glide ratio

Views: 12,399

Posted By john_tullamarine

back when I was one third my age and one half my...

back when I was one third my age and one half my weight

.. now, that evokes whimsical memories for most of us older folks ... or was it half my age and a third of my weight ? .. whichever ... :)

Forum: Tech Log

13th Apr 2014, 09:14

Replies: 36

Glide ratio

Views: 12,399

Posted By john_tullamarine

Aerodynamically the correct glide Ratio is sink...

Aerodynamically the correct glide Ratio is sink rate/IAS

Might we ask you to amplify this a little .. ?

Forum: Tech Log

12th Apr 2014, 09:56

Replies: 36

Glide ratio

Views: 12,399

Posted By john_tullamarine

I had presumed that the OP was looking for all...

I had presumed that the OP was looking for all engine out gliding performance due to his reference to 12:1.

2nm/1000 is reasonably typical for that situation clean approximating 12:1 .. with...

Forum: Tech Log

9th Apr 2014, 06:47

Replies: 36

Glide ratio

Views: 12,399

Posted By john_tullamarine

I have never seen any "requirement" per se. ...

I have never seen any "requirement" per se.

However, commercial reality dictates that a design have good L/D characteristics (or it will fall by the bean counters' wayside).

A reasonable...

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