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
💡 Key learnings: Limitations of Ohm’s Law: The limitations of Ohm’s Law occur when the relationship between voltage and current is no longer linear and
Gate Valve| Its Types, Parts, Construction & Advantages
The gate valve is suitable for stopping or opening the fluid flow. Its valve direction of movement is vertical to the direction of fluid flow.
AC Adapter | Working, Types & Applications.
What is an AC Adapter? AC adapter converts a higher-voltage AC to a lower-voltage DC. Many electronic appliances require constant DC voltage for their operation. The AC adapter
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