Determine the indentation diameter and the surface area of indentation of a copper material subjected to a Brinell hardness test with a test force of 8.3 kN using a hardened steel ball indentor of 9 mm. Take the Brinell Hardness Number as 927.  Solution: i) Indentation Diameter (in mm) =  ii) Surface Area of Indentation (in mm2) =

Elements Of Electromagnetics
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Determine the indentation diameter and the surface area of indentation of a copper material subjected to a Brinell hardness test with a test force of 8.3 kN using a hardened steel ball indentor of 9 mm. Take the Brinell Hardness Number as 927. 

Solution:

i) Indentation Diameter (in mm) = 

ii) Surface Area of Indentation (in mm2) = 

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