Question: ( a ) What is the indentation diagonal length when a load of 0 . 7 5 kg produces a Vickers HV of 5 2

(a) What is the indentation diagonal length when a load of 0.75 kg produces a Vickers HV of 520?mm
(b) Calculate the Vickers hardness when a 410-g load yields an indentation diagonal length of 0.056 mm .HV
( a ) What is the indentation diagonal length

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