A parallel plate capcitor of capcitance ...

A parallel plate capcitor of capcitance 5 `muF` and plate separation 6 cm is connected to a 1 V battery and charged. A dielectric of dielectric constant 4 and thickness 4 cm is introduced between the plates of the capacitor. The additional charge that flows into the capacitor from the battery is

`2 mu C `

`3 mu C`

`5 mu C `

`10 mu C `

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