Question

what is potential difference?​

Answer 1

Answer:

Voltage, electric potential difference, electric pressure or electric tension is the difference in electric potential between two points. The difference in electric potential between two points in a static electric field is defined as the work needed per unit of charge to move a test charge between the two points.

Answer 2

Answer:

The amount of work done in moving a unit positive charge from one point to other in an electric field is called potential difference between both points.