Electric fields are important in many areas of physics, and are exploited in electrical technology. For example, in atomic physics and chemistry, the interaction in the electric field between the atomic …

Feb 17, 2023 · An electric field is an invisible force field caused by an electric charge. It is an alteration in the space (air or vacuum) around the charge. It results in an electric force that is felt by electric …

Jan 9, 2026 · Electric field, an electric property associated with each point in space when charge is present in any form. The magnitude and direction of the electric field are expressed by the value of …

The electric field is radially outward from a positive charge and radially in toward a negative point charge. Click on any of the examples above for more detail. The electric field is radially outward from …

The region around a charged body within which it can exert its electrostatic influence may be called an electric field. In principle, it extends to infinity, but in practice it falls off more or less rapidly with …

Arrange positive and negative charges in space and view the resulting electric field and electrostatic potential. Plot equipotential lines and discover their relationship to the electric field.

May 27, 2024 · Explore the basics, effects, and applications of electric fields, from electronics to medical imaging, and their role in daily life and technology.

The electric field is defined as the force experienced by a unit charge (1C) placed at the a location in space near the constellation of given charges. The 1C unit charge is called the "test charge".

Nov 30, 2025 · Electric fields follow the superposition principle. If there are multiple source charges, the net field at a given point equals the sum of the individual fields produced by each source charge. …

A charged object is the source of an electric field that permeates the space around it. This field is how one charge exerts a force on another over a distance.