A mild steel material is subjected to a Brinell hardness test with an applied force of 8145 N using a hardened steel ball indentor of 10 mm and it is found that the Brinell Hardness Number as 966. Determine the surface area of indentation and indentation diameter

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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A mild steel material is subjected to a Brinell hardness test with an applied force of 8145 N using a hardened steel ball indentor of 10 mm and it is found that the Brinell Hardness Number as 966. Determine the surface area of indentation and indentation diameter
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b) Room temperature (in °C) -- 1.5 Marks
A mild steel material is subjected to a Brinell hardness test with an applied force of 8145 N using a hardened steel
ball indentor of 10 mm and it is found that the Brinell Hardness Number as 966. Determine the surface area of
indentation and indentation diameter. (4 Marks)
(NOTE: Please Solve the problem in a paper and upload in the separate submission link provided and
also fill the answers without the unit in the box below)
i) Surface Area of Indentation (in mm?) -- (1.5 Marks)
ii) Indentation Diameter (in mm) -- (2.5 Marks)
Explain the hierarchy of importance to select a material that should be a good insulator, tough & flexible. (4
Marks)
(NOTE: Please write the answer in a paper and upload it in the separate submission link provided. ONLY
UDITTEN ANSWERS WILL BE CONSIDERED FOR EVALUATION.)
Transcribed Image Text:hing Portal Courses Reports Googl..- e-Services Academic Departments ETC - CIMS - b) Room temperature (in °C) -- 1.5 Marks A mild steel material is subjected to a Brinell hardness test with an applied force of 8145 N using a hardened steel ball indentor of 10 mm and it is found that the Brinell Hardness Number as 966. Determine the surface area of indentation and indentation diameter. (4 Marks) (NOTE: Please Solve the problem in a paper and upload in the separate submission link provided and also fill the answers without the unit in the box below) i) Surface Area of Indentation (in mm?) -- (1.5 Marks) ii) Indentation Diameter (in mm) -- (2.5 Marks) Explain the hierarchy of importance to select a material that should be a good insulator, tough & flexible. (4 Marks) (NOTE: Please write the answer in a paper and upload it in the separate submission link provided. ONLY UDITTEN ANSWERS WILL BE CONSIDERED FOR EVALUATION.)
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