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Most Important Selected Qs for JEE AdvancedPhysicsCapacitance

Three similar plates are arranged as shown in the figure. If area of each plate is A and a charge +Q is given to middle plate then potential of middle plate is

Options

  1. A3 4 Q d A ₀
  2. BQ d 4 ~A ₀
  3. CQ d 3 A ₀
  4. DQ d 2 A ₀

Correct answer

B. Q d 4 ~A ₀

Step-by-step solution

aligned & E₁= ₀ = Q 2 A ₀ & V=E₁ d= Q d 2 A ₀ aligned

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