WAEC - Physics (2022 - No. 4)
The linear expansivity, \(\alpha\), and cubic expansivity, \(\gamma\), of a material are related by the equation?
\(\gamma\)=a
\(\gamma\)=3\(\alpha\)
\(\gamma\)=2a
\(\gamma\)=\(\frac{1}{3} \alpha \)
הֶסבֵּר
cubic and linear expansivity are related by this equation. γ=3α.