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17. 一單筋矩形梁,寬度為 20cm,有效深度為 33cm,混凝土抗壓強度為 350 kgf/cm2,鋼筋降伏應力為 4200 kgf/cm2,平衡應變中性軸為以下何者?【題組】18. 承上題,平衡
問題詳情
17. 一單筋矩形梁,寬度為 20cm,有效深度為 33cm,混凝土抗壓強度為 350 kgf/cm
2,鋼筋降伏應力為 4200 kgf/cm
2,平衡應變中性軸為以下何者?
【題組】18. 承上題,平衡應變鋼筋量為以下何者?
(A)28.05cm2
(B)23.84cm2
(C)23.375cm2
(D)22.44cm2
參考答案
答案:D
難度:
計算中
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