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     EduGorilla 
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    Consider a 6m concrete beam of rectangular cross section 200 m × 450 mm. The beam is prestressed by 4 wires of diameter 5 mm located 125 mm above the soffit. The prestress induced in the wires is 1.5 kN/mm2.
    If a concentrated load acts at the midpoint of the load, then the maximum load that can be applied without producing tension at the bottom of the beam is

    Options :-

    1. 12.5 kN
    2. 14.225 kN
    3. 13.725 kN
    4. 11.385 kN
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