Two wires of the same dimensions but resistivities p1 and p2 are connected in series

Two Wires Of The Same Dimensions But Resistivities P1 And Physics QuestionTwo Wires Of The Same Dimensions But Resistivities P1 And Physics Question

Two wires of the same dimensions but resistivities p1 and p2 are connected in series. The equivalent resistivity of the combination is

Options

(a) p1 + p2
(b) (p1 + p2) / 2
(c) √(p1 p2)
(d) 2 (p1 + p2)

Correct Answer:

(p1 + p2) / 2

Explanation:

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