☆To observe static and dynamic friction phenomena of planar motion;
☆To test static and dynamic friction coefficients of different materials;
☆Force sensor:100g piezoresistive force sensor;
☆Weight for calibration: 10gx nine;
☆Display instrument: digital voltmeter: precision: 0.1mV;
☆Test sample: organic glass, silicon rubber, wood, iron, and aluminum;
☆Kinematic velocity of slide platform: slow, medium, and fast;
☆Limit switches are installed.