AL electric circuit(2)
2011-02-02 7:57 am
圖片參考：http://imgcld.yimg.com/8/n/HA00265776/o/701102010154113873376390.jpg
In the above circuit, the d.c. supply has an e.m.f. of 9V and its internal resistance is negligible. V1, V2 and V3 are three voltmeters with the same finite internal resistance, If V1 reads 4V, find the reading of V3 and the potential difference across resistor R.
回答 (1)
2011-02-02 9:32 am
收錄日期: 2021-04-13 17:48:10
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110201000051KK01541