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Electrical Basics

Explain Lenz’s Law

What is Lenz’s Law? Lenz’s law of electromagnetic induction explains that the direction of the current induced in a conductor by a changing magnetic field (as per Faraday’s law of electromagnetic induction) is such that the magnetic field created by the induced current opposes the changing magnetic

By Rabert T 03/10, 2024
Electrical Basics

State Joule’s Law

Joule’s Law: According to Joule’s Law, when a current flows in a conductor, the amount of heat generated is proportional to the current, resistance, and time in the current flowing. Joule’s law of Heating: The unit of Joules is used to measure the amount of heat generated by the movement of current

By Rabert T 03/09, 2024
Electrical Basics

Explain Biot Savart Law

What exactly is Biot Savart Law? The Biot Savart Law is a mathematical equation that describes the magnetic field produced by a constant electric current. It connects the magnetic field to the electric current’s size, direction, length, and proximity. Ampere’s circuital law and Gauss’ theorem are bo

By Rabert T 03/09, 2024
Electrical Basics

Ampere’s circuital law

Ampere’s circuital law is a fundamental law in electromagnetism that relates the magnetic field around a conductor to the electric current flowing through the conductor. It is named after French scientist André-Marie Ampère, who developed the law in the early 19th century. Ampere’s circuital law Equ

By Rabert T 03/09, 2024
Electrical Basics

State Gauss’s law

In physics, Gauss’s Law is a fundamental relationship that connects the distribution of electric charge to the resulting electric field. It is a generalization of Coulomb’s Law, which describes the electric force between two-point charges. Gauss’s Law states that the flux of the electric field throu

By Rabert T 03/09, 2024
Electrical Basics

Curie’s Law

Curie’s Law is a relationship in physics that describes the behavior of magnetic materials at different temperatures. It states that the magnetic moment per unit volume of a material is directly proportional to the temperature. The magnetic moment of a material is a measure of the strength of its ma

By Rabert T 03/09, 2024
Electrical Basics

Hopkinson’s Law

Hopkinson’s Law is a relationship in materials science that describes the behavior of materials under high strain rates. It states that the stress of a material is proportional to the strain rate at which it is deformed. Hopkinson’s Law is named after Sir Benjamin Baker Hopkinson, who first proposed

By Rabert T 03/09, 2024
Electrical Basics

Wiedemann–Franz law

The Wiedemann–Franz law is a relationship in physics that relates the electrical conductivity of a metal to its thermal conductivity. It states that the ratio of the electrical conductivity to the thermal conductivity of a metal is proportional to the temperature and is equal to a constant known as

By Rabert T 03/09, 2024
Electrical Basics

Superposition Theorem

The superposition theorem is a fundamental principle in electrical engineering that states that the response of a linear system to any input can be represented as the sum of the responses to individual inputs. In other words, the output of a linear system to a combination of inputs is equal to the s

By Rabert T 03/09, 2024
Electrical Basics

Thevenin’s Theorem

Thevenin’s Theorem is a principle in electrical engineering that allows the complex impedance of an electric circuit to be reduced to a single equivalent impedance. It states that any linear, two-terminal electrical network can be represented by an equivalent circuit consisting of a single voltage s

By Rabert T 03/09, 2024
Electrical Basics

Millman’s Theorem

Millman’s Theorem is a principle in electrical engineering that allows the complex impedance of a series of resistors and voltage sources to be reduced to a single equivalent impedance. It states that any series circuit consisting of a number of resistors and voltage sources can be represented by an

By Rabert T 03/09, 2024
Electrical Basics

Reciprocity Theorem

The Reciprocity Theorem is a principle in electromagnetics that relates the voltage and current at two points in a linear, passive network. It states that the ratio of the voltage at one point to the current at another point is equal to the ratio of the current at the first point to the voltage at t

By Rabert T 03/09, 2024

Free Expert Guides on Power Systems, Circuit Design & Electrical Troubleshooting

All

Explain Lenz’s Law

State Joule’s Law

Explain Biot Savart Law

Ampere’s circuital law

State Gauss’s law

Curie’s Law

Hopkinson’s Law

Wiedemann–Franz law

Superposition Theorem

Thevenin’s Theorem

Millman’s Theorem

Reciprocity Theorem

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