The micro cracks develop as soon as the tensile strain in concrete ex – McqOptions

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1.	The micro cracks develop as soon as the tensile strain in concrete exceeds about ____________
A.	80-100×10-6 units
B.	100-150×10-6 units
C.	150-300×10-6 units
D.	300-500×10-6 units
Answer» B. 100-150×10-6 units

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