Physics 9702 · AS & A Level · Potential difference and power

Potential difference and power — practice question

What term describes the electric potential difference across two points in a current-carrying wire?

Athe force required to move a unit positive charge between the points
Bthe ratio of the energy dissipated between the points to the current
Cthe ratio of the power dissipated between the points to the current
Dthe ratio of the power dissipated between the points to the charge moved

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