The resistance 2 Ω, 4 Ω and 8 Ω are connected in series. Their equivalent resistance is a) 10 Ω b) 8/7 Ω c) 7.5 Ω

Question

The resistance 2 Ω, 4 Ω and 8 Ω are connected in series. Their equivalent
resistance is
a) 10 Ω
b) 8/7 Ω
c) 7.5 Ω
d) 14 Ω

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Thạch Thảo 2 months 2021-07-23T17:30:05+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-07-23T17:31:57+00:00

    Answer:

    d) 14Ω

    Explanation:

    series resistors add so therefore 2+4+8=14

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )