
[問題] 一題105北模物理(電場)消失

想請教各位112一下 關於第18題
解答是寫大平行金屬板距離變兩倍電場不變,想請問有人知道原因嗎?(我原本是想大金
屬板間的電位差是固定的,距離兩倍電場一半)
這跟兩端有接電池的兩平行板距離變兩倍,電場V/d 變一半,有什麼不同嗎?在此先感謝
各位回答了!
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