本题目来源于试卷: Physics Unit6: Work and Energy，类别为 通用国际物理
[单选题]
Compared to yesterday, you did 3 times the work in one-thih xaqgd .1z4q+rd the time. Tog 4p);7wlyzfsm h4fo dcr5lg cke+(810j - mvd do so, your pop4f1l8vg7wsm )g;4j+f eyd-(zcmh ck5dr0lower 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
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