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Electrostatics — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsElectrostatics1 Mark
MCQ
Figure given below 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 $3$. What will be the ratio of total electrostatic energy stored in both capacitors before and after the introduction of the dielectric
.
  • A
    $3 : 1$
  • B
    $5 : 1$
  • ✓
    $3 : 5$
  • D
    $5 : 3$
✓

Answer

Correct option: C.
$3 : 5$
$3 : 5$

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