5. 兩電阻 R1、R2並聯,其等效電阻為下列何者?
(A) (R1 + R2) / R1 R2
(B) R1 R2 / (R1 + R2)
(C) R1 + R2
(D) R1R2
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統計: A(10), B(242), C(1), D(2), E(0) #2799362
統計: A(10), B(242), C(1), D(2), E(0) #2799362
詳解 (共 3 筆)
#5854543
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