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A parallel plate capacitor with plane ar...

A parallel plate capacitor with plane area A and plate separation d = 2 has a capacitance of `4 mu F `. The new capacitance of the system if half of the space between them is filled with a dielectric material of dielectic constant K = 3 (as shown in figure ) will be :

A

`2 muF`

B

`32 muF`

C

`6 muF`

D

`8 muF`

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