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JEE Mains · Physics · STD 12 - 3. current electricity

चित्र में दिखाए गये नेटवर्क का \(A\) व \(B\) के बीच तुल्य प्रतिरोध है :

  1. A \(11 \frac{2\,R}{3}\)
  2. B \(14\,R\)
  3. C \(21\,R\)
  4. D \(\frac{8}{3}\,R\)
Verified Solution

Answer & Solution

Correct Answer

(D) \(\frac{8}{3}\,R\)

Step-by-step Solution

Detailed explanation

Wheat stone bridge is in balanced condition. \(\frac{1}{R_{e q}}=\frac{1}{4 R}+\frac{1}{8 R}\) \(R_{e q}=\frac{8 R}{3}\)
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