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8 questions
關於附圖電路的敘述,下列何者正確?
I3=I1+I2
I2=I1+I3
I3=I1-I2
I1=I2=I3
依據附圖之電路圖,下列敘述哪些正確?甲.圖中兩個燈泡是並聯;乙.圖中兩個燈泡是串聯;丙.I1=I2=I3;丁.I1=I2+I3
乙丙丁
甲丁
乙丙
甲丙
如附圖所示,如果由電池流出的電流為5安培,則a處電流與b處電流之總和為多少安培?
2.5
5
6
10
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