This is what happens when lightning strikes a windmill or the brakes fail? At excessive speeds, the generator and blades can't handle the stress and kaboom!
Which of the following mechanical properties would you think are important for a windmill?
- hardness
- elasticity
- resilience
- ductility
- malleability
- stiffness
- resists corrosion
- conducts electricity
- conducts heat (thermal energy)
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