For aluminium

PHYSICS · Single correct · CBSE · Physics · Thermal Properties of Matter · Thermal Properties of Matter

Problem

For aluminium, the coefficient of superficial expansion is

4.4\times10^{-5}\,\text{K}^{-1}

. Estimate the coefficient of cubical expansion γ for the metal. (a)

4.4\times10^{-5}\,\text{K}^{-1}

(b)

6.6\times10^{-5}\,\text{K}^{-1}

(c)

2.93\times10^{-5}\,\text{K}^{-1}

(d)

8.8\times10^{-5}\,\text{K}^{-1}