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批踢踢實業坊 ask 板

Aug 3rd 2013, 02:13, by sanbis

作者sanbis (方正無法達成，那麼有沒H)

站內ask

標題[請問] 磁鐵的大小與磁力強度？

時間Sat Aug 3 02:13:50 2013

因為某些需要~ 最近準備找一些強力磁鐵來用~ （釹鐵磁鐵）但是在挑尺寸的時候發現一點問題………… 薄而矮跟厚而高兩種尺寸哪一種的磁性比較強？ ex.10*10*10(mm) 跟 20*10*5(mm) 兩種，一種是方形、一種是長方形~ 方形較厚，長方形較薄~ 都是以最大接觸面積來考慮~ 這兩種要用來掛東西的話哪一種會比較好用？ -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 61.224.150.241 ※ 編輯: sanbis 來自: 61.224.150.241 (08/03 02:16) ※ sanbis:轉錄至看板 SpaceArt 08/03 02:25

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