题目内容
Current flow is represented by the letter symbol I.
查看答案
搜索结果不匹配？点我反馈
更多问题
One milliampere is equivalent to one－thousandth(0.001)of an ampere，and one microampere is equivalent to one-billionth(0.000 000 001)of an ampere.
The term voltage is commonly used to indicate a difference in potential bat electromotive force is not.
One kilovolt equals one thousand volts.
The opposition to current is called electrical resistance。
微信支付 
支付宝支付