本题目来源于试卷: Physics Unit19: DC Circuits，类别为 通用国际物理
[单选题]
The following three appliances are connect:www0:2zj(: ipvf9 ley zg,xred to a 120-V circuiof16z s-pt)xjg 6okw2y* r14x2 gusjgt: 1200-W toaster, 650-W coffee pot, and z)6pjfkj 1x6w1t2r x-g4o2s ggyo s *u600-W microwave. If all were operated at the same time what total current would they draw?
A. $4.0 \; A$
B. $5.0 \; A$
C. $10 \; A$
D. $20 \; A$
参考答案: D
本题详细解析:
暂无
| 
