A Parallel Plate Capacitor of Capacitance C₀ Has Plates of Area

question 22

Multiple Choice

A parallel plate capacitor of capacitance C₀ has plates of area A with separation d between them.When it is connected to a battery of voltage V₀,it has charge of magnitude Q₀ on its plates.It is then disconnected from the battery and the space between the plates is filled with a material of dielectric constant 3.After the dielectric is added,the magnitudes of the charge on the plates and the potential difference between them are

• A) Q₀, V₀.
• B)Q₀, V₀.
• C)Q₀,V₀.
• D)Q₀,3V₀.
• E)3Q₀,3V₀.

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