Why Do Wind Turbines Have Three Blades?

Why Do Wind Turbines Have Three Blades?
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Video: There’s diminishing returns when it comes to adding more blades to a wind turbine, however fewer blades mean the turbine would have to spin faster, which is apparently not a very good thing when it comes to controlling a turbine. That’s basically why we settled on the three-bladed wind turbine system. I think it also looks coolest?