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50.剪應力(shear stress)的單位為下列何者?(A) kg/m3 (B) N/ m3 (C) N/ m2 (D) N/m
問題詳情
50.剪應力(shear stress)的單位為下列何者?
(A) kg/m3
(B) N/ m3
(C) N/ m2
(D) N/m
參考答案
上一篇 :
9.有一手動操作的曲柄輪,操作扭力矩為 14 N-m,請問操作該曲柄輪一圈需作的功為何?(A)44J (B) 66J (C) 88J (D) 99J
下一篇 :
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