1.

For hydrated Portland cement, the coefficient of thermal expansion lies between approximately

A. 5.4 * 10<sup>-6</sup> and 12.6 * 10<sup>-6</sup> per <sup>o</sup>C
B. 10.8 * 10<sup>-6</sup> and 16.2 * 10<sup>-6</sup> per <sup>o</sup>C
C. 5.4 * 10<sup>-6</sup> and 10.8 * 10<sup>-6</sup> per <sup>o</sup>C
D. 10.8 * 10<sup>-6</sup> and 12.6 * 10<sup>-6</sup> per <sup>o</sup>C
Answer» C. 5.4 * 10<sup>-6</sup> and 10.8 * 10<sup>-6</sup> per <sup>o</sup>C


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