I have a text that claims that the intensity of the electric field between two parallel plates is independent of the separation distance and depends only on the charge on the plates. Is this correct?
Electric field intensity, also known as electric field strength, is a measure of the strength of an electric field at a given point in space. It is defined as the force per unit charge experienced by a small test charge placed at that point.
Electric field intensity is calculated by dividing the force experienced by a test charge by the magnitude of the charge. This can be mathematically represented as E = F/Q, where E is the electric field intensity, F is the force, and Q is the charge.
The SI units of electric field intensity are newtons per coulomb (N/C) or volts per meter (V/m).
According to Coulomb's Law, electric field intensity is inversely proportional to the square of the distance between the charges. This means that as the distance between two charges increases, the electric field intensity decreases.
Electric field intensity is an important concept in many fields, including electrical engineering, physics, and chemistry. It is used in the design of electronic circuits, the study of lightning and atmospheric electricity, and in medical imaging techniques such as MRI and EKG.