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Old 10-29-2013 | 07:55 PM
  #73  
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Originally Posted by mustangman177
........Can anyone here give me any technical data on this subject that he can download and use in his paper ?
The single blade propeller has always been the more efficient type.
There was a reason for free-flight competitors to use it:




Read page 73:

http://books.google.com/books?id=guUsAAAAYAAJ&dq=air%20screw%20two%20versu s%20three%20blades%20efficiency&pg=PA73#v=onepage& q=air%20screw%20two%20versus%20three%20blades%20ef ficiency&f=false
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Last edited by Lnewqban; 10-29-2013 at 08:05 PM.
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