基本電學 - 考試
By Mary
at 2013-04-13T20:09
at 2013-04-13T20:09
Table of Contents
1.第九題 http://ppt.cc/nFOi 答案(a)
FF=有效值/平均值
我的算式:Vrms=Vm/√2 Vavg=2Vm/2=Vm
故F.F.=1/√2 請問我的算法哪裡有誤呢?
2.第23題 http://ppt.cc/mPPf 答案(a)
我算出R=6 ,再以t=1到2s △t=1s i=20A
-> 6(1-e-(1/ζ))-6(1-e-(2/ζ))=20A
^^^
指數
這算式算不出ζ,這題該怎麼算呢?
有請各位高手不吝指教了 感謝
--
FF=有效值/平均值
我的算式:Vrms=Vm/√2 Vavg=2Vm/2=Vm
故F.F.=1/√2 請問我的算法哪裡有誤呢?
2.第23題 http://ppt.cc/mPPf 答案(a)
我算出R=6 ,再以t=1到2s △t=1s i=20A
-> 6(1-e-(1/ζ))-6(1-e-(2/ζ))=20A
^^^
指數
這算式算不出ζ,這題該怎麼算呢?
有請各位高手不吝指教了 感謝
--
Tags:
考試
All Comments
By Ethan
at 2013-04-17T08:29
at 2013-04-17T08:29
By Ivy
at 2013-04-22T03:38
at 2013-04-22T03:38
By Genevieve
at 2013-04-24T06:54
at 2013-04-24T06:54
By Skylar Davis
at 2013-04-25T08:48
at 2013-04-25T08:48
By Margaret
at 2013-04-28T14:32
at 2013-04-28T14:32
By Yedda
at 2013-04-30T06:15
at 2013-04-30T06:15
By Dorothy
at 2013-05-04T12:41
at 2013-05-04T12:41
By Tracy
at 2013-05-05T06:37
at 2013-05-05T06:37
By Joe
at 2013-05-09T22:27
at 2013-05-09T22:27
By Daph Bay
at 2013-05-11T20:25
at 2013-05-11T20:25
By Ula
at 2013-05-15T00:27
at 2013-05-15T00:27
By Bethany
at 2013-05-17T16:26
at 2013-05-17T16:26
By Dorothy
at 2013-05-22T02:12
at 2013-05-22T02:12
By Oscar
at 2013-05-22T18:24
at 2013-05-22T18:24
By Anonymous
at 2013-05-26T10:56
at 2013-05-26T10:56
By Necoo
at 2013-05-27T08:29
at 2013-05-27T08:29
By Margaret
at 2013-05-28T15:16
at 2013-05-28T15:16
By Lydia
at 2013-05-31T06:59
at 2013-05-31T06:59
By Tracy
at 2013-06-01T14:57
at 2013-06-01T14:57
Related Posts
經濟學--銀行放款創造貨幣的疑問
By Christine
at 2013-04-13T20:09
at 2013-04-13T20:09
97初等經濟學大意
By Jake
at 2013-04-13T19:41
at 2013-04-13T19:41
民法三扣申論問題,容易混淆之觀念
By Queena
at 2013-04-13T19:26
at 2013-04-13T19:26
基本電學 直流穩態
By Tristan Cohan
at 2013-04-13T17:48
at 2013-04-13T17:48
基本電學-理想電流源
By Daph Bay
at 2013-04-13T17:38
at 2013-04-13T17:38