A capacitor is charged by using a battery which is then disconnected. A dielectric slab is introduced between the plates which results in

  • [AIIMS 2010]
  • A

    increase in the potential difference across the plates and reduction in stored energy but no change in the charge on the plates

  • B

    decrease in the potential difference across the plates and reduction in the stored energy but no change in the charge on the plates

  • C

    reduction of charge on the plates and increase of potential difference across the plates

  • D

    increase in stored energy but no change in potential difference across the plates

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