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Old 7th Jul 2008, 23:03
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NGPogue
 
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A question for those who fly with fully articulated rotors

In a semi rigid rotor system we know that low to negative g's will unload the rotor and the tail rotor thrust being above the center of gravity will cause a rapid roll to the right (with counter clockwise main rotor rotation.) Improper application of left cyclic without first reloading the rotor disk with aft cyclic can cause mast bumping and other bad things. I know mast bumping is not an issue with a fully articulated rotor system, but if the disk is unloaded will the helicopter still roll due to tail rotor thrust? If not, does any one know why?

Regards,
Phil
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