Question

An uncharged parallel plate capacitor having a dielectric of dielectric constant is connected to a similar air cored parallel plate capacitor charged to a potential . The two share the charge, and the common potential becomes . The dielectric constant is :

A

B

C

D

Hard

Solution

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Correct option is
A

and
We know that

Solve any question of Electrostatic Potential and Capacitance with:-

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