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Forum: Tech Log

25th Apr 2023, 10:12

Replies: 50

A light aircraft will descend faster, so will a heavy one..

Views: 7,290

Posted By JABBARA

Thank you Pugilistic Animus...

Thank you
Pugilistic Animus (https://www.pprune.org/members/160551-pugilistic-animus)

Forum: Tech Log

24th Apr 2023, 11:37

Replies: 50

A light aircraft will descend faster, so will a heavy one..

Views: 7,290

Posted By JABBARA

That is correct at lower mach number where...

That is correct at lower mach number where compressibility effect is low (approx Mach <0.4 )
At high Mach number,, mentioned AoA also changes, therefore for same weight as fly higher altitude, (Cl...

Forum: Tech Log

24th Apr 2023, 10:38

Replies: 50

A light aircraft will descend faster, so will a heavy one..

Views: 7,290

Posted By JABBARA

Pugilistic Animus Correct if you fly with...

Pugilistic Animus

Correct if you fly with (L/D)max speed (=GD) of each weight.
Otherwise, if you fly faster but same speed for any weight, the heavier has more range.

Forum: Tech Log

21st Apr 2023, 19:36

Replies: 50

A light aircraft will descend faster, so will a heavy one..

Views: 7,290

Posted By JABBARA

“If you can’t explain it to a six-year-old, then...

“If you can’t explain it to a six-year-old, then you don’t understand it yourself” Albert Einstein

Following figure is extracted from AIRBUS Getting the Grips with Aircraft Performance P 163...

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