A circular steel plate disk of radius 2.2 m, thickness 0.03 m, and density 7708.

Question

A circular steel plate disk of radius 2.2 m, thickness 0.03 m, and density 7708.0 kg/m2 has a circular hole of radius 0.3 m located halfway between the center and circumference of the large steel disk.


Find the distance of the center of mass of the steel disk from its center.


How far is the center of mass from the center of the hole?


Note

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This is not the right answer for part a (negative is incorrect as well)

 

 

 

A circular steel plate disk of radius 2.2 m, thickness 0.03 m, and density 7708.0 kg/m2 has a circular hole of radius 0.3 m located halfway between the center and circumference of the large steel disk. Find the distance of the center of mass of the steel disk from its center. How far is the center of mass from the center of the hole? Note This is not the right answer for part a (negative is incorrect as well) (.15) x (.3^2)/2.2^2

Explanation / Answer

0.028m from center
com = 1.1*(0.32 )/((2.22 -0.32 )

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