Year 12 Physics
Materials
Density, Hooke law and elastic energy, stress, strain and the Young modulus, stress-strain graphs, and viscous drag.
Materials free practice
No timer and no account needed. Check each answer as you go, then read the explanation.
1. In the linear region a material has a stress of 2.0 × 10⁸ Pa and a strain of 2.0 × 10⁻³. What is its Young modulus, in GPa?
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