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Capacitor question

2022 · 25 Jul · Shift 2 · Q68
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  5. /2022 · 25 Jul · Shift 2 · Q68

Capacitor question

2022 · 25 Jul · Shift 2 · Q68

JEE MainPhysicsCapacitorNumerical+4 / −1
Two parallel plate capacitors of capacity C and 3C are connected in parallel combination and charged to a potential difference 18 V. The battery is then disconnected and the space between the plates of the capacitor of capacity C is completely filled with a material of dielectric constant 9. The final potential difference across the combination of capacitors will be ‾\underline{\hspace{2cm}}​ V.
Numerical answer
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