Physics · Electric Current
In a metallic conductor carrying a steady current, how is the electric current mathematically defined through a cross-section of the wire?
- 1The electrical energy supplied per unit charge to the conductor
- 2The rate of flow of electric charge through that cross-section✓
- 3The electrostatic force experienced per unit charge at that point
- 4The amount of net electric charge present per unit volume of the wire
Correct answer
The rate of flow of electric charge through that cross-section
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