Calculate capacitance of a parallel plate but of made up o two media?

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SUMMARY

The capacitance of a parallel plate capacitor filled with two different media—mica (εr=6) and air—can be calculated by treating the system as two capacitors in series. Given the total area of 10 cm² and a plate separation of 2 mm, the effective capacitance can be determined by first calculating the capacitance of each section separately and then combining them. The approach involves dividing the capacitor into four sections, as suggested in the discussion, to simplify the calculations.

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BeeDee10
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Calculate capacitance of a parallel plate but of made up o two media!?

The parallel plate capacitor in the figure below is quarter-filled with mica (εr=6). Its remaining ¾ part is filled with air. The total area of the capacitor is 10 cm2 and the distance separating the plates is 2mm. Find the capacitance of this capacitor.
This is the figure: http://postimg.org/image/p2hdvdvld/
Please show steps.
Even my teacher couldn't solve this question correctly, she says we need to have the charge.
 
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Welcome to PF!

Hi BeeDee10! Welcome to PF! :smile:

Hint: divide the diagram into four capacitors. :wink:
 

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