電路學與電子學 - 考試
By Faithe
at 2013-10-25T22:12
at 2013-10-25T22:12
Table of Contents
小弟這幾有題問題想請教各位大大
101國營職員考題 http://ppt.cc/mqN~
1.14題 (D)、15題 (C)
13題求得BW=20K HZ
FL=fo-BW/2 =0.99 HZ
FH=f0+BW/2 =1.01 HZ
答案卻是 0.98HZ 及 1.02HZ
2.第41題 答案 (C)
印象中弦波 sin、cos 表示式都有人使用
為何這題答案惟獨是C呢?
希望沒有佔用到各位太多時間,謝謝!!
--
101國營職員考題 http://ppt.cc/mqN~
1.14題 (D)、15題 (C)
13題求得BW=20K HZ
FL=fo-BW/2 =0.99 HZ
FH=f0+BW/2 =1.01 HZ
答案卻是 0.98HZ 及 1.02HZ
2.第41題 答案 (C)
印象中弦波 sin、cos 表示式都有人使用
為何這題答案惟獨是C呢?
希望沒有佔用到各位太多時間,謝謝!!
--
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考試
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