Finding Center of Gravity: Statics of Rigid Bodies
Map of State
PIRA Class: 1J10.10
Purpose
Find the center of mass of an irregular (nonsymmetrical)
object
Description
With the use of a plumb bob, the center of mass of the state
of TX is found.
1. Mount & suspend plumb bob and Texas template (from any
drilled hole) in front of class
2. Mark plumb line w/ chalk
3. Repeat w/ one or two more holes (Third line should show
consistency of method)
Equipment
State Map Template, Plumb Bob, mounting dowel
Support Equipment
Large ring stand, chalk