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← TechnologyWhich consequence results when excessive force unbalances a prestressed concrete beam's tension?
A)Longitudinal cracks near anchorages form✓
B)Steel yielding delays concrete cracking
C)Uniform compression strengthens concrete
D)Increased ductility absorbs seismic loads
💡 Explanation
Excessive force during tensioning causes localized stress concentrations and longitudinal cracks near anchorages because static equilibrium struggles to contain unbounded forces. Therefore, cracking happens, rather than compression or increased ductility which would result from managed constraints.
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