問題詳情

1.One of the two forces that constitute a couple is  lb, having a line of action that passes through the point A at (0, 6, 5) ft. The other force has a line of action that passes through point B at (-4, 0, 2) ft. Find the moment of the couple, and the distance between the lines of action of the forces. (25%)

參考答案

答案:C
難度:簡單0.746713
統計:A(1),B(197),C(852),D(21),E(1)

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