... 1.Expical the frictional force in sliding movement 2.Test newton's Third Law 3. ... army, police, goverment, school,hotel,factory,hospital and offices.ZJKY1005 Force sensorRange :-50N....50N,-20N---+20NResolution:0.01NTypical Application:1.Expical ... the frictional force in sliding movement2.Test newton's Third Law3.Explore overweight ...