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Thread: Rotor Revs
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Old 6th Dec 2008, 12:37
  #25 (permalink)  
MightyGem
 
Join Date: Jul 1999
Location: Warrington, UK
Posts: 3,842
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The twist is there. It's just not as obvious as with a propellor. Also, some early blades tapered towards the tip to reduce the lift.
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