Wed Sep 07 2005 14:30:00 GMT-0400 (Eastern Daylight Time) · The rule was 2 steps before 2018 but The International Basketball Federation also known as FIBA changed the rule. Since 2018 there is a step called the “gather step” before you take the 2 steps. A travel can also be called via carrying or an unestablished pivot foot. If the pivot foot of a player changes or moves it is considered traveling.
A mechanical linkage is an assembly of bodies connected to manage forces and movement. The movement of a body or link is studied using geometry so the link is considered to be rigid. The connections between links are modeled as providing ideal movement pure rotation or sliding for example and are called joints.
In fluid dynamics drag (sometimes called air resistance a type of friction or fluid resistance another type of friction or fluid friction) is a force acting opposite to the relative motion of any object moving with respect to a surrounding fluid. This can exist between two fluid layers (or surfaces) or a fluid and a solid surface. Unlike other resistive forces …