.Resistor. (id: ae960d886)

本题目来源于试卷: .Resistor.，类别为 美国物理杯赛(Physics Bowl)

[单选题]
08.05 Approximately horx+ia9glf4q 7j;t-e0cq t1nm w much would it cost to keep a 100W lightbulb lit contiyy2z p-d-bx; s :jqd.n((xvs kv3u 1nfnuously for 1 year at a rate ofdn-p (b:yvszyfq 3u.-v ; nx2(xk1jds $0.10/(kW.hr) ?

A. 1
B. 10
C. 100
D. 1000
E. 100000


参考答案:  C


本题详细解析: 暂无

微信扫一扫，分享更方便