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Impedance
Basics 4 min read

Impedance

Impedance Electrical Impedance (Z), is the total opposition that a circuit presents to alternating current. Impedance is measured in ohms and…

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Circuits and Phase
Basics 3 min read

Circuits and Phase

Circuits and Phase A circuit can be thought of as a closed path in which current flows through the components…

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Mutual Inductance
Basics 4 min read

Mutual Inductance

The magnetic flux through a circuit can be related to the current in that circuit and the currents in other…

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Self-Inductance and Inductive Reactance
Basics 5 min read

Self-Inductance and Inductive Reactance

Self-Inductance and Inductive Reactance The property of self-inductance is a particular form of electromagnetic induction. Self inductance is defined as the induction…

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Induction and Inductance
Basics 3 min read

Induction and Inductance

In 1824, Oersted discovered that current passing though a coil created a magnetic field capable of shifting a compass needle. Seven years later, Faraday…

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Current Flow and Ohm’s Law
Basics 2 min read

Current Flow and Ohm’s Law

Ohm’s law is the most important, basic law of electricity. It defines the relationship between the three fundamental electrical quantities: current, voltage,…

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