台電物理駐波問題 - 考試

By Ursula
at 2016-06-30T11:35
at 2016-06-30T11:35
Table of Contents
請問第29題
http://i.imgur.com/nzy10a2.jpg
我代的公式是這樣
http://i.imgur.com/e0c2UgR.jpg
請問能形成駐波的不是只有30的倍數嗎
答案是15公分
對駐波不是很了解
請各位高手指點
--
http://i.imgur.com/nzy10a2.jpg
我代的公式是這樣
http://i.imgur.com/e0c2UgR.jpg
請問能形成駐波的不是只有30的倍數嗎
答案是15公分
對駐波不是很了解
請各位高手指點
--
Tags:
考試
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By Jacky
at 2016-06-30T19:01
at 2016-06-30T19:01

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at 2016-07-05T04:53
at 2016-07-05T04:53

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