'Normal contact force' diaporamas de présentation

????? ???????????

????? ???????????. ???? ???. ????? (Distinct Element Method, DEM). A numerical technique. ???. DEM ??????. Meso. Macro. Micro. ?????????. Hertz ???????????. Contact models of two rigid disks in DEM (Cundall & Strack 1979 ). Start. Time step loop. Initial state. ( t=t+ ? t).

825 views • 46 slides

Forces (Part 1)

539 views • 33 slides

Forces (Part 2)

Forces (Part 2). Free Body Diagrams. A free body diagram is a diagram used to describe the forces acting on an object It only describes the forces acting on ONE single object, and not other objects connected to it Forces are represented by arrows.

323 views • 18 slides

Nuffield Free-Standing Mathematics Activity Investigating friction

361 views • 11 slides

Solve friction problems

560 views • 8 slides