I know im flying right now but i know most say the 747-400 -8 have bad physics and usually put flaps on cruise and does that count on the 747-200 aswell? I know its a simple question but im sure the 742 is outdated and might do Flaps on cruise
The shoddy physics apply to the whole 747 family.
Try making your trim to +60%. That’s what I do for when I’m at my cruising altitude. It will reduce the fuel burn
Shoddy’s like a melody in my head that I can’t keep out got me singing like