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You are here: home->pvt_plt->H748->2.3.3.2.9.A.1
3329
High airspeeds, particularly in turbulent air, should be avoided primarily because of the possibility of
| * | A) retreating blade stall. |
| | B) a low-frequency vibration developing. |
| | C) an abrupt pitchup. |
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Anonymous says: |
17 Sep 2008 |
The explanation should read: The wording of the question is misleading. As currently stated with the word 'category' being singular, the answer would be [B] because the listed classes are all in one category. If the question were stated "... which are categories of aircraft?" the correct answer would be [A] because these are all separate categories of aircraft.
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