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NEETPhysicsCapacitance

A parallel plate air capacitor is connected to a battery. The quantities charge, voltage, electric field and energy associated with the capacitor are given by (Q₀, V₀, E₀ ) and (U₀ ) respectively. (A ) dielectric slab is now inserted to fill the space between the plates with battery still in connection. The corresponding quantities now given by ( Q , VE ) and U are related to the previous one as : (a) ( Q > Q ₀ ) (b)

Options

  1. Aonly (a) is correct
  2. Bonly a & c are correct
  3. Conly a & d are correct
  4. Dall of above are correct

Correct answer

C. only a & d are correct

Step-by-step solution

( ) battery is connected ( V = ) constant ( U = 1 2 CV ^2, Q = CV ) ( U C , Q C )

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