1. Introduction
Materials Paradigm — Quiz
Test your understanding of materials paradigm with 5 practice questions.
Practice Questions
Question 1
Why is the Materials Science and Engineering paradigm often represented as a tetrahedron rather than a linear model?
Question 2
In the context of the Materials Paradigm, what does 'inverse design' refer to?
Question 3
How does appending the dimension of sustainability/criticality to the traditional materials tetrahedron extend the paradigm?
Question 4
Given the Hall–Petch equation $\sigma_{y}=200\ \mathrm{MPa}+0.5\ \mathrm{MPa}\,\mathrm{m}^{1/2}\times d^{-1/2}$ with an average grain diameter $d=25\,\mu\mathrm{m}$, what is the yield strength $\sigma_{y}$?
Question 5
A thermal barrier coating has thermal conductivity $k=0.1\,\mathrm{W/(m\,K)}$, thickness $L=5\,\mathrm{mm}$, and cross-sectional area $A=0.1\,\mathrm{m}^2$. What is its thermal resistance $R=\frac{L}{kA}$?