本题目来源于试卷: Physics Unit6: Work and Energy，类别为 国际高中通用物理
[单选题]
Compared to yesterday, you did 3 times the z b :yqst7 .cy7fx7jo8work in one-third the time. To do* dir.j) r61 :heftr cgm)jdrt4j),nk so, your power jg1r)tn. jk)4m)irht6* f cdejdr:,r output must have been
A. the same as yesterday's power output.
B. one-third of yesterday's power output.
C. 3 times yesterday's power output.
D. 9 times yesterday's power output.
参考答案: D
本题详细解析:
暂无
| 
