問題詳情
5 圖示為厚度 10 mm 的圓形鋼板，覆蓋在直徑 60 mm 之圓形開口上方，支撐由上方圓柱（直徑 50 mm）傳遞之 40 kN 力量。請問此作用力下，鋼板所需承受最大貫穿剪應力的斷面，其（平均）剪應力大小為何？
(A) 21.25 MPa
(B) 5.09 MPa
(C) 25.5 MPa
(D) 4.72 MPa 
參考答案
無參考答案
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