Q .     Given figure shows two identical parallel
plate capacitors connected to a battery with
switch S closed. The switch is now opened
and the free space between the plate of
capacitors is filled with a dielectric of
dielectric constant 2. What will be the ratio of
total electrostatic energy stored in both
capacitors before and after the introduction
of the dielectric?

AIPMT 2016
A

`1:2`

B

`5:1`

C

`4:5`

D

`5:4`

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