JEE Mains · Physics · STD 12 - 3. current electricity
In the given circuit all resistances are of value \(R\,ohm\) each. The equivalent resistance between \(A\) and \(B\) is
- A \(2R\)
- B \(\frac{{5R}}{2}\)
- C \(\frac{{5R}}{3}\)
- D \(3R\)
Answer & Solution
Correct Answer
(A) \(2R\)
Step-by-step Solution
Detailed explanation
\({\mathrm{R}_{\text {scries }}=\mathrm{R}_{1}+\mathrm{R}_{2}+\ldots \ldots+\mathrm{R}_{\mathrm{n}}} \) \({\frac{1}{\mathrm{R}_{\mathrm{parallel}}}=\frac{1}{\mathrm{R}_{1}}+\frac{1}{\mathrm{R}_{2}}+\ldots \ldots+\frac{1}{\mathrm{R}_{\mathrm{n}}}}\)
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