[課業] 流力問題 - 閘門受力問題
想請教一提閘門受力的問題, 題目如下
Gate AB is a quatet-circle 10 ft wide and hinged at B,
Find the Force F just sufficient to keep the gate from opening.
the gate is uniform and weights 3000lbf.
圖如以下連結
http://imgur.com/ZvEAnsA

感謝!!
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10/16 07:25, , 1F
10/16 07:25, 1F
推
10/16 12:08, , 2F
10/16 12:08, 2F
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10/16 12:08, , 3F
10/16 12:08, 3F
推
10/16 23:23, , 4F
10/16 23:23, 4F

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10/17 21:15, , 5F
10/17 21:15, 5F
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10/17 21:16, , 6F
10/17 21:16, 6F
→
10/17 21:18, , 7F
10/17 21:18, 7F
→
10/17 21:19, , 8F
10/17 21:19, 8F
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10/18 21:52, , 9F
10/18 21:52, 9F