[問題] 力學摩擦問題
看板Mechanical (機械)作者botchbean (ferrari f458)時間10年前 (2015/09/05 12:03)推噓12(12推 0噓 14→)留言26則, 10人參與討論串1/2 (看更多)
小的從以前高中到現在一直有點不懂 為什麼摩擦力 是往右而不是往左
http://i.imgur.com/mID1TVf.jpg

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推
09/05 12:20, , 1F
09/05 12:20, 1F
→
09/05 12:20, , 2F
09/05 12:20, 2F
→
09/05 12:26, , 3F
09/05 12:26, 3F
→
09/05 12:27, , 4F
09/05 12:27, 4F
推
09/05 13:00, , 5F
09/05 13:00, 5F
→
09/05 13:00, , 6F
09/05 13:00, 6F
推
09/05 13:06, , 7F
09/05 13:06, 7F
推
09/05 13:06, , 8F
09/05 13:06, 8F

推
09/05 13:10, , 9F
09/05 13:10, 9F
→
09/05 13:10, , 10F
09/05 13:10, 10F
→
09/05 13:16, , 11F
09/05 13:16, 11F
→
09/05 13:19, , 12F
09/05 13:19, 12F
→
09/05 13:19, , 13F
09/05 13:19, 13F
→
09/05 13:29, , 14F
09/05 13:29, 14F
推
09/05 13:35, , 15F
09/05 13:35, 15F
推
09/05 15:52, , 16F
09/05 15:52, 16F
→
09/06 18:13, , 17F
09/06 18:13, 17F
推
09/06 23:37, , 18F
09/06 23:37, 18F
推
09/06 23:45, , 19F
09/06 23:45, 19F
推
09/06 23:47, , 20F
09/06 23:47, 20F
→
09/06 23:48, , 21F
09/06 23:48, 21F
→
09/07 00:23, , 22F
09/07 00:23, 22F
推
09/07 08:34, , 23F
09/07 08:34, 23F
→
09/07 08:34, , 24F
09/07 08:34, 24F
推
09/15 23:06, , 25F
09/15 23:06, 25F
→
09/15 23:06, , 26F
09/15 23:06, 26F
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