Electric field between electrodes of half-filled spherical capacitor

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Homework Statement



Half the space between two concentric electrodes of a spherical capacitor is filled with uniform isotropic dielectric with permittivity ε. The charge of the capacitor is q. Find the magnitude of electric field strength between the electrodes as a function of distance r from center of electrode.

Answer → E = q/2∏εo(ε + 1)r2

Homework Equations



V1 - V2 = -∫E.ds

The Attempt at a Solution



I tried to find the potential diference between electrod using above equation but its not working

Homework Statement





Homework Equations





The Attempt at a Solution

 

Answers and Replies

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Simon Bridge
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