A concrete tank if has a minimum stress in wires 600n/mm2 immediately – McqOptions

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1.	A concrete tank if has a minimum stress in wires 600n/mm² immediately after tensioning and the coefficient of friction is 0.5. Calculate the maximum stress to be applied to the wires at the jack?
A.	900n/mm<sup>2</sup>
B.	960n/mm<sup>2</sup>
C.	850n/mm<sup>2</sup>
D.	800n/mm<sup>2</sup>
Answer» C. 850n/mm<sup>2</sup>

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