請問如何做?
http://www.freeimagehosting.net/2zpnq"
1a. Determine the current I.
1b. Calculate the open-circuit voltage V.
http://upload.lsforum.net/users/public/h38455q5l241.png
(a)determine the value of load resistance RL to achieve maximum power transfer;
(b) determine the power dissipation at the load resistance at maximum power transfer.
Electronic Principles and Meas
2014-03-04 1:38 am
回答 (1)
2014-03-04 6:52 am
✔ 最佳答案
圖片參考：https://s.yimg.com/rk/HA00388954/o/1801371822.jpg
如圖太細，可把滑鼠移至圖上，按右鍵，另存圖片到電腦上(例如桌面)，再在電腦上開啓，便會放大了。
2014-03-04 17:26:08 補充：
有些地方寫錯了！
a is +38V
b is (18)[3/(6+3)] = 6V
應該是
a is +38V
c is (18)[3/(6+3)] = 6V [ 是 c 而不是 b ]
open circuit V = 32 V
收錄日期: 2021-04-27 20:34:42
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20140303000051KK00097