1.

According to IRC:15-2011, Characteristic Flexural Strength at 28 days is ____________

A. 4 N/mm<sup>2</sup>
B. 4.5 N/mm<sup>2</sup>
C. 5 N/mm<sup>2</sup>
D. 3.5 N/mm<sup>2</sup>
Answer» C. 5 N/mm<sup>2</sup>


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