ME 304 Review: Introduction to Machine Design

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What is the standard Tensile Test used to obtain material characteristics of?

Strength and strain

How is the normal strain calculated in the standard Tensile Test?

ε = (l - l0) / l0

What is the yield strength defined at on a Stress-Strain Diagram?

Elastic limit

What is the formula to calculate stress in the Tensile Test?

<p>$σ = \frac{P}{A0} (2 - 1)$</p> Signup and view all the answers

What are the Moduli of Elasticity discussed in the review?

<p>Elastic modulus and Poisson's ratio</p> Signup and view all the answers

What is Young's Modulus?

<p>A measure of the stiffness of an elastic material</p> Signup and view all the answers

What is the primary cause of elastic deformation?

<p>Elastic 'stretching' of the chemical bonds</p> Signup and view all the answers

What does a high Young's Modulus indicate about a material?

<p>It is rigid</p> Signup and view all the answers

Which scientist developed the concept of Young's Modulus in its current form, pre-dating Thomas Young's work?

<p>Leonhard Euler</p> Signup and view all the answers

What does the Young's Modulus indicate about a material?

<p>The stiffness of the material</p> Signup and view all the answers

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