Cable spreading room at Point Tupper. In the electrical wiring of buildings, a cable tray system is used to support insulated electric cables used for power distribution and communication. Cable trays are used as an alternative to open wiring or electrical conduit systems, and are commonly used for cable management in commercial and industrial construction.
Static friction must be overcome. Once a force has been applied that starts the object in motion, the force of kinetic friction is less than its static counterpart. 1 person found this useful. Edit.
Example:Friction between the ball and the table causes the ball to stop. Two surfaces meeting with motion between them. Friction is caused when the interlocking of 2 irregularâ¦ surfaces comes in contact with. Friction is a force that slows things down or tries to stop an object moving.