It is really common in engineering to take a dog bone shaped piece of material, pull on it, and figure out it's stiffness. We were talking about it in my composites class today and this happened.
Teacher: "Why is it a dog bone?"
Class: "So when the stress concentrations build appear it fails in the middle rather than at the ends."
Me: "Uhh, because it looks like one..."
Teacher: "Why is it a dog bone?"
Class: "So when the stress concentrations build appear it fails in the middle rather than at the ends."
Me: "Uhh, because it looks like one..."
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