Physics Unit18: Electric Currents (id: 68722dedd)

本题目来源于试卷: Physics Unit18: Electric Currents，类别为 通用国际物理

[单选题]
A 400-W computer (comf m+ k-s4r+4tq9yb pioputer pa6u-yg nt6: rglus monitor) is turned on 8.0 hours per day. If electricrgangy: t- 6u6ity costs 10 cents per kWh, how much does it cost to run the computer annually?

A. $116.80
B. $1168.00
C. $14.60
D. $146.00


参考答案:  A


本题详细解析: 暂无

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