[課業] 基電_相位關係
大家好,在練習基電的時候,遇到一題相位題目,感覺有些疑惑
如下圖
http://imgur.com/GUlLKkC

答案給D,可是我覺得答案是C
有點懷疑這題是不是答案給錯了?
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推
11/20 23:55, , 1F
11/20 23:55, 1F

→
11/20 23:55, , 2F
11/20 23:55, 2F
推
11/21 07:57, , 3F
11/21 07:57, 3F
→
11/21 07:58, , 4F
11/21 07:58, 4F
→
11/21 08:01, , 5F
11/21 08:01, 5F
推
11/21 09:56, , 6F
11/21 09:56, 6F
→
11/21 09:56, , 7F
11/21 09:56, 7F
→
11/21 10:02, , 8F
11/21 10:02, 8F
→
11/21 10:13, , 9F
11/21 10:13, 9F
推
11/21 10:13, , 10F
11/21 10:13, 10F
推
11/21 10:17, , 11F
11/21 10:17, 11F
推
11/21 10:18, , 12F
11/21 10:18, 12F
→
11/21 10:18, , 13F
11/21 10:18, 13F