a Find an algebraic expression for the electric field strength E 0 at the surface of a charged sphere in terms of the spheres potential V 0 and radius R b What is the electric field strength at the surface of a 1 0 cm diameter marble charged to 500 V

Question: a. Find an algebraic expression for the electric field strength E 0 at the surface of a charged sphere in terms of the spheres potential

a. Find an algebraic expression for the electric field strength E₀ at the surface of a charged sphere in terms of the sphere’s potential V₀ and radius R.
b. What is the electric field strength at the surface of a 1.0-cm-diameter marble charged to 500 V?

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