In this video, I show how to derive the capacitance of a spherical capacitor of inner radius a and outer radius b, using Gauss' Law and the definition of electric potential and capacitance.

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This is part of my series on introductory electromagnetism, where we explore one of the fundamental forces of nature - how your phone charges and communicates with the rest of the world, why you should be afraid of the sun, and the fundamentals of electric and magnetic forces and fields, voltages,