In this video, we break down the concept of the coefficient of friction in AP Physics 1, explaining how static and kinetic friction work and how they affect motion. Clear examples and reasoning help ...

Tests for a proposed friction-factor equation have shown it to be accurate for calculating pressure loss in turbulent flow for a non-Newtonian fluid. Sept. 15, 2003 Click on the pdf link below to view ...

Everybody knows how a yo-yo works. It's two disks mounted on an axle attached to a piece of string, and it goes up and down if you throw it right. But what about when the two disks and the axle aren't ...