Shear stress is due to skin friction. It serves well to indicate where the flow is separated, in dark blue areas where shear stress is close to zero. Here the rudder is stalled at 2/3 of its depth. - Finn sail development cycle

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Shear stress is due to skin friction. It serves well to indicate where the flow is separated, in dark blue areas where shear stress is close to zero. Here the rudder is stalled at 2/3 of its depth. - Finn sail development cycle

© Mikko Brummer/WB-Sails

Shear stress is due to skin friction. It serves well to indicate where the flow is separated, in dark blue areas where shear stress is close to zero. Here the rudder is stalled at 2/3 of its depth. - Finn sail development cycle photo copyright Mikko Brummer/WB-Sails taken at and featuring the class

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