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GCSE 科学/电能多选练习题 3 答案 2
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摘自维基教科书,一个开放世界的开放书籍
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GCSE 科学
做得很好!这是正确答案。
将欧姆定律应用于顶部分支
I=V/R
=6/4 A
=1.5A
将欧姆定律应用于底部分支:I=V/R
=6/(2+2) A
=1.5A
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书籍:GCSE 科学
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