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mestny [16]
2 years ago
8

Which one of the following best defines hardness: (a) energy absorbed by a material when an object strikes its surface, (b) resi

stance to bending, (c) resistance to permanent indentation, or (d) resistance to scratching
Engineering
1 answer:
MrRa [10]2 years ago
5 0

Resistance to permanent indentation

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