如图所示的电路中,灯泡L标有“6V 12W”字样,电动机线圈的电阻RM=1.0Ω,AB两端的电压U恒为14V,若灯泡恰能正常发光,且电机能运转,试计算:
— Mom, I found that my book open on Jack's desk last night.
— Really? I couldn't believe that he to me yesterday.
1÷7的商是循环小数,这个小数的小数点右边第100位上 的数字是多少?