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Title: Dont Know

Essay Details:

Subject: History
Author: Marcie L
Date: May 25, 2015
Level: University
Grade: A
Length: 2 / 392

Essay text:

By physic definition we can define center of mass of a system as R cm = ? mi ri /?mi , where ri represent the location of mass mi and in term of x-y coordinates for planar figures this expression becomes: Xcm= ? mi ri/M : Ycm=?mi yi/ M , where M represent the total mass of the system. Using the plumb bob and string, the center of mass of each of an object was calculated. The center of mass of circle was determined by folding it in half along a different diameter, where the diameter cross is the center. Secondly, for the rectangle we find the center of mass theoretically by drawing a diagonal...

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