Difference Between Primary Cell and Secondary Cell
The main difference between a primary and secondary cell is that the primary cell is not rechargeable whereas a secondary cell is rechargeable. Primary cell
Electrical
Electrical Conductivity | Definition, Symbol, Formula, Unit
What is Electrical Conductivity? Electrical conductivity is the property of the material that allows electric current to pass through it. In other words, electrical conductivity
Electrical Resistivity: Definition, Formula (ρ = RA/L), Symbol & Unit Explained
Electrical resistivity plays a vital role in understanding how materials conduct or resist electric current. This property helps engineers and scientists select appropriate materials for
Factors Affecting the Resistivity of Electrical Materials
The factors like temperature, alloying, cold work, age hardening & mechanical stress affect the resistivity of electrical materials. In this post, we will discuss the
Electric Phase or Line Tester – Its Construction & Working
A phase or line tester is an electrical testing device used to detect the presence of voltage in the electrical circuit. For maintenance, troubleshooting, and
MMF in Electrical: What is Magnetomotive Force (MMF)?
Magnetomotive force (MMF) is a key concept in magnetic circuits, comparable to how voltage works in electrical circuits. It plays a vital role in creating
Magnetic Saturation: What is it ?
Definition of Magnetic Saturation: The point beyond which magnetic flux density in a magnetic core does not increase with an increase of MMF (NI) called
Limitations of Ohm’s Law
The limitation of ohm’s law is that this law is not applicable to unilateral networks & nonlinear devices. The unilateral network permits the flow of
How to Prevent Electrical Outlets from Overheating?
One of the most common problems is electrical outlet overheating. Electrical outlets are used to distribute electrical energy. Thus, the reliability of the electrical installations
DC Injection Braking in VFD- Variable Frequency Drive
DC injection braking in vfd is one of the methods of braking of the motor. In this article, we will understand what is DC braking