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The property of a material that resists penetration or indentation by means of abrasion or scratching is known as ____________(a) Strength(b) Hardness(c) Stiffness(d) ToughnessI got this question during an interview.My enquiry is from Factors Causing Variation in the Quality of Concrete topic in section Quality Control of Concrete Technology

Answer»

Right choice is (B) Hardness

The best explanation: The property of a MATERIAL that RESISTS penetration or indentation by means of ABRASION or SCRATCHING is known as hardness.



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