Two identical cells of the same e.m.f. and same internal resistance give the same current through an external resistance of 2 Ω, regardless of whether they are connected in series or in parallel. The internal resistance of the cell is

Options

(a) 0.5 Ω
(b) 1 Ω
(c) 2 Ω
(d) 5Ω

Correct Answer:

1 Ω

Explanation:

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