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A parallel plate capacitor has square plates of side L= 12 cm and a distance d= 2 cm between the plates. Half of the capacitor areae is filled with a dielectric with k1 = 35. the other half is filled with a different dielectric with k2 = 8. The effective( equivalent capacitance if the capacitor is

  • physics -

    Treat it as two capacitors in parallel, with areas of 72 cm^2 each, and dielectric constants of 8 and 35.
    Add the two capacitances.

  • physics -

    13.02

  • physics -

    why 72cm^2?

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