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

इस चित्र में धारामापी \(\mathrm{G}\) की कुण्डली का प्रतिरोध \(2 \Omega\) है। सेल का विद्युत वाहक बल \(4 \mathrm{~V}\) है। \(\mathrm{C}_1\) व \(\mathrm{C}_2\) पर विभवान्तरों का अनुपात है:

  1. A \(1\)
  2. B \(\frac{4}{5}\)
  3. C \(\frac{3}{4}\)
  4. D \(\frac{5}{4}\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(\frac{4}{5}\)

Step-by-step Solution

Detailed explanation

At steady state, current in the circuit is \(i =\frac{4 V }{6+2+8}=\frac{1}{4}\,A\) Voltage across \(C_1\) is \(V _1= V _{ AC }=i(6 \Omega+2 \Omega)=\frac{1}{4} \times 8=2\,V\) Voltage across \(C _2\) is \(V _2= V _{ BD }=i(2 \Omega+8 \Omega)=\frac{1}{4} \times 10=2.5\,V\)…
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