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13/09/2021 12:56 pm
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The effective resistance of a parallel connection that consists of four wires of equal length, equal area of cross-section and same material is 0.25Ω. What will be the effective resistance if they are connected in series?
(1) 0.25Ω
(2) 0.5Ω
(3) 1Ω
(4) 4Ω
1 Answer
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13/09/2021 1:05 pm
Correct answer: (4) 4Ω
Explanation:
R|| = \(\frac{R}{4}\) = 0.25Ω
R = 1Ω
Rseries = 4R
= 4(1)
= 4Ω