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      Apple

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      Apple Product Design Engineer interview

      Apple Interview Question

      Product Design Engineer Interview

      What is hardness?

      Interview Answers

      Anonymous

      Nov 15, 2017

      Hardness is the ability of a material to withstand plastic deformation.

      1

      Anonymous

      Jul 19, 2019

      Hardness is the materials resistance to deformation at a localized point (think scratching, chipping, or ball-peaning)

      1

      Anonymous

      Mar 15, 2022

      Resistance of material to surface indentation

      1

      Anonymous

      Sep 4, 2017

      Resistance of a material to plastic deformation

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