科學玩具－迴轉歐吉桑1.mpg
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Added: 1 year ago
From: darlingwang
Views: 646
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  •  請問這是什麼原理??

    ugeneball 1 year ago

  • @ugeneball 其實底座有個電磁鐵，利用它與玩偶底下的銀色擺錘(裡面也有磁鐵­)的磁力，再加上銀色擺錘和玩偶底部磁鐵的磁斥力，便可以造成這­種上擺下也擺的狀態，磁力矩一大，甚至還可以使玩偶翻轉呢！

    darlingwang 1 year ago

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