Which of the following scale is not used to measure the hardness of ve – McqOptions

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1.	Which of the following scale is not used to measure the hardness of very hard materials?
A.	Rockwell ‘A’ scale
B.	Rockwell ‘B’ scale
C.	Rockwell ‘C’ scale
D.	Brinell hardness scale
Answer» C. Rockwell ‘C’ scale

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