An electric field (sometimes called E-field [1]) is a physical field that surrounds electrically charged particles. In classical electromagnetism, the electric field of a single charge (or group of charges) describes their capacity to exert attractive or repulsive forces on another charged object.

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 E, called electric field strength or electric field intensity or simply the electric field.

2023年2月17日 · 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 charges when placed close to one another.

2019年8月28日 · An electric field is a region of space around an electrically charged particle or object in which an electric charge would feel force. An electric field is a vector quantity and can be visualized as arrows going toward or away from charges.

What Is an Electric Field? An electric field is defined mathematically as a vector field that can be associated with each point in space, the force per unit charge exerted on a positive test charge at rest at that point. The formula of the electric field is given as, E = F / Q. Where, E is the electric field. F is the force. Q is the charge.

2024年5月10日 · Electric fields are used to accelerate charged particles (ions) through a vacuum chamber, allowing scientists to separate ions based on their mass-to-charge ratios; Electric fields cause polarization of dielectric materials, resulting in the accumulation of electric charge and increased capacitance. Solved Examples on Electric Field. Example 1.

2016年2月14日 · An electric field is defined as the region surrounding an electrically charged object. Within this field, any other charged objects will experience an electromagnetic force. Electric field strength, also known as electric field intensity, measures the magnitude of this field.

2025年1月23日 · Electric Fields and Forces. The electric field is an alteration of space caused by the presence of an electric charge. The electric field mediates the electric force between a source charge and a test charge. The electric field of a point charge is given by \(\displaystyle \vec{E} = \dfrac{1}{4 \pi \epsilon_0} \dfrac{q}{r^2}\hat{r}, \)

Definition: The region around the electric charge in which the stress or electric force act is called an electric field or electrostatic field. If the magnitude of charge is large, then it may create a huge stress around the region. The electric field is represented by the symbol E.

2024年4月29日 · An electric field is a physical field that surrounds electrically charged particles or objects in which any other charged charged particle experience an electrostatic force. How is an Electric Field Represented? Electric fields are represented using electric field lines or vectors, where field lines and vector shows thier magnitude and direction.