skin friction

He objects to skin friction,5 and insisted upon me changing my fabric for one of a smoother surface, and that delayed me.

All formul on skin friction must at present be accepted with reserve.

As to skin friction in sand, a case came under his observation wherein a 14-in.

On two occasions calculations were made to determine the skin friction while the caissons were being settled.

Skin Friction, which is the drift produced by the friction of the air with roughness of surface.