PPRuNe Forums - View Single Post - Aerodynamics ~ The Coaxial Myth?
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Old 27th Sep 2002, 18:57
  #4 (permalink)  
widgeon
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I would be concerned about failure modes as well.
If a coax intermeshing rotor loses synch then the results are pretty drastic while loss of a tail rotor is serious but in many cases recoverable.