Physics

Physics

Problem

For aluminium, the coefficient of superficial expansion is 4.4×10−5 K−14.4\times10^{-5}\,\text{K}^{-1}. Estimate the coefficient of cubical expansion γ for the metal. a) 4.4×10−5 K−14.4\times10^{-5}\,\text{K}^{-1} b) 6.6×10−5 K−16.6\times10^{-5}\,\text{K}^{-1} c) 2.93×10−5 K−12.93\times10^{-5}\,\text{K}^{-1} d) 8.8×10−5 K−18.8\times10^{-5}\,\text{K}^{-1}

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