A metal sphere with a radius of 30 cm has a charge of 1 nC. (a) What is the value of the electric field on the surface of the sphere? (b) If the value of the electric potential at infinity is 0 Volts, what is the value of the electric potential on the surface of the sphere? (c) At what distance from the surface of the sphere does the value of the electric potential decrease by 300 Volts?

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A: Step 1: Step 2: Step 3: Step 4:

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.