JEE Physics · Hard

Capacitance: Wheatstone Bridge Analogy MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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Wheatstone Bridge AnalogyHardQuestion 31534

Question

In a balanced capacitor bridge (C₁/C₂ = C₃/C₄), the capacitor in the middle branch:
  1. A
    Has maximum charge
  2. B
    Has zero charge
    Correct
  3. C
    Determines total capacitance
  4. D
    Has same charge as others

Correct answer

Has zero charge

Explanation

When bridge is balanced, the central capacitor has no potential difference across it and therefore zero charge — it can be removed without affecting the circuit.