Quote:
Originally Posted by aerohead
Blade pitch varies as a function of differing angular velocity as regards position along the blade.Blade root and blade tip are traveling at remarkably different velocities.In order to provide a uniform acceleration to the air mass,the blade must be pitched.
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Look at the blade... I'm not talking about pitch variation from inside to outside. It's curved from the leading to the trailing edge of the blade. Can you not see that by looking at it?