Other questions in this quiz

2. definition of hard

  • resistant to breaking
  • resistant to cutting
  • resistant to changing shap
  • resistant to bending

3. state Hookes law

  • F=ke
  • v=IR
  • P=It
  • F=ma

4. What structure does a metal have?

  • polymer
  • polycrystalline
  • crystalline
  • amorphous

5. what are the units of stress?

  • m^2
  • m
  • Pa
  • no unit

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