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Solve the given questions:

Question 1: How many excess electrons must be distributed uniformly within the volume of an isolated plastic sphere 27.0cm in diameter to produce an electric field of 1050N/C just outside the surface of the sphere?

Question 2: What is the electric field at a point 15.0cm outside the surface of the sphere?

Please show all work and clearly explain each step.

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Category:- Physics
Reference No.:- M91244857

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