【简答题】![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
如图甲所示,轻绳AD跨过固定在水平横梁BC右端的定滑轮挂住一个质量为10 kg的物体,∠ACB=30°;图乙中轻杆HG一端用铰链固定在竖直墙上,另一端G通过细绳EG拉住,EG与水平方向也成30°,轻杆的用细绳GF拉住一个质量也为10 kg的物体.g取10 m/s2,求(1)细绳AC段的张力FAC与细绳EG的张力FEG之比;(2)轻杆BC对C端的支持力;(3)轻杆HG对G端的支持力.
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参考答案:
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参考解析:
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