Mho's scale of hardness, which consists of 10 standard minerals is used for the measurement of _______________ hardness?
Correct answer: A. Scratch
- A. Scratch
- B. Indentation
- C. Dynamic
- D. Rebound
Explanation
Mohs hardness measures scratch resistance by seeing which standard mineral can scratch another. Indentation, dynamic and rebound hardness use different mechanical testing methods.
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