Recent content by packerfan128

the total mass is certain... we mass the iron on the end of the string. The radius is also certain... I measured it with a ruler. I guess the only thing that could really be uncertain is the period (we measured it with a top watch). The formula is T=2(pi)*(SquROOT(length/9.8)) So would i...

Homework Statement Lab on circular motion. The class swung a mass in a circular motion by a string. --Find percent error of the trail. Total mass=0.25kg radius=.448 meters period=.427 seconds Homework Equations I am not sure The Attempt at a Solution This is one of those...