What best describes electrical pressure in a circuit?

Voltage best describes electrical pressure in a circuit as it represents the potential difference in electric charge between two points. This potential difference can be thought of as the force that pushes electric charges through a conductor, similar to how pressure pushes water through a pipe. This is central to understanding how electrical circuits operate, as voltage is what drives the current through the circuit when a conductive path is provided.

The concept of electrical pressure enables one to grasp how much electrical energy is available to cause current flow. High voltage indicates a higher potential to do work with the electrical current, which directly impacts the performance of devices operating in the circuit.

In contrast, current refers to the flow of electric charge, resistance measures how much the flow of current gets opposed, and inductance relates to the ability of a conductor to store energy in a magnetic field due to current flow. These other concepts are essential in circuit analysis but do not describe the concept of pressure within the electrical context.