PPRuNe Forums - View Single Post - Malaysian Airlines MH370 contact lost

18th Mar 2014, 17:39

#5723 (permalink)

aviator1970

Join Date: Dec 2009

Location: high in the sky....

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Mach trim

As the aircraft speed increases in the transonic regime... the cp tends to move back causing the nose to to dip downwards... a Mach trim counters this nose down movement by deflecting the stabilizer.... true in a B737 NG above .61 mach...