1) How much potential energy does a -3.0 μC test charge have at location a? 2) How much potential energy does a -3.0 μC test charge have at location b? 3) What is the electric potential due to the two source charges at location a, in units of MV? (M = 1 million 4) How much work would you need to do to move the -3.0 μC charge from point a to point b?

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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.