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Concerning a fail-passive flight control system, in the event of a failure:

1 – there may be a significant deviation of flight path or attitude
2 – there is no significant deviation of flight path or attitude
3 – the landing is not completed automatically
4 – the landing is completed automatically

The combination that regroups all of the correct statements is…

  • A
    2, 3.
  • B
    1, 4.
  • C
    2, 4.
  • D
    1, 3.
  • Fail passive - In the event of a failure, there is no significant out-of-trim condition or deviation of flight path or attitude, but the landing is not completed automatically.
  • Fail operational - In the event of a failure, the approach, flare and landing can be completed by the remaining part of the automatic system.

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