AP EAMCET · PHYSICS · Current Electricity
A resistance \(R\) is connected to ' \(n\) ' identical cells. If the current in the resistance is same whether the cells are connected either in series or in parallel, then the internal resistance (r) of each cell is
- A \(r=\frac{R}{n}\)
- B \(r=n R\)
- C \(r=R\)
- D \(r=\frac{1}{R}\)
Answer & Solution
Correct Answer
(C) \(r=R\)
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Detailed explanation
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