1.

The tensile stresses developed in steel by the expansion of concrete are about:

A. 850n/mm<sup>2</sup>
B. 250n/mm<sup>2</sup>
C. 600n/mm<sup>2</sup>
D. 500n/mm<sup>2</sup>
Answer» B. 250n/mm<sup>2</sup>


Discussion

No Comment Found