[問題] 基本電學:Realtime－2016【韓劇】奶酪陷阱劇情簡介及人物介紹奶酪陷阱 EP03 預告奶酪陷阱線上看奶酪陷阱(捕鼠器裡的奶酪) 第1集

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批踢踢實業坊 Examination 板

[問題] 基本電學

Mar 29th 2015, 12:04, by a224742380

作者a224742380 (芭樂)

看板Examination

標題[問題] 基本電學

時間Sun Mar 29 12:04:55 2015

一個120歐姆電阻器，其最大散熱能力為1w，則其可以使用的最大電流為？答案為91.3mA 不懂怎麼算出來的，求解 -- Sent from my Android -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 27.246.17.150 ※ 文章網址: https://www.ptt.cc/bbs/Examination/M.1427601897.A.525.html

→ LYU123: p=i^2*r 03/29 12:09

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