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A brale indentor used in Rockwell hardness test has the following geometry and material.

A brale indentor used in Rockwell hardness test has the following geometry and material. Correct Answer Conical shaped diamond with 120° apex angle

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Rockwell hardness test uses either a ____________ ball or ___________ cone for measuring hardness.
Match the hardness test methods in Group 1 with the indentor used in Group 2.
The Brale indenter is used for which hardness measurement method?