Electric Field

What is an electric field? An electric field is a special state that…

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Supercapacitor

What are supercapacitors? Supercapacitors are electronic devices which…

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Electric Charge

What is electric charge? Electric charge is a fundamental physical…

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Triangle Of Power And Power Factor

In a purely resistive AC circuit, power is simply power. If we add…

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Electrical Resistivity

What Is Electrical Resistivity? Electrical resistivity is a measure of…

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What Is Meant By Electrical Resistance?

Different materials react to voltage in different ways. If a material…

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Sinusoidal Steady State Power and Average Power

In this page, we will expand and reinforce our understanding of power…

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Capacitors in series

Capacitors in series Like other electrical elements, capacitors serve…

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Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

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Trimpot

What is a Trimpot? A trimpot or trimmer potentiometer is a small…

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NTC Thermistor

What are NTC Thermistors? NTC stands for "Negative Temperature…

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Resistor SMD Code

What are SMD Resistors?   SMD resistors on a printed circuit…

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Motor starting capacitor

Motor capacitors AC induction motors use a rotating magnetic field to…

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Air Capacitor

What are air capacitors? Air capacitors are capacitors which use air…

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Resistor Sizes and Packages

Resistors are available in a large number of different package styles…

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Complex Numbers, Phasors And Phase Shift

The Effect of Phase We saw in the previous page that the voltage…

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Resistor Color Code

How Does the Resistor Color Code Work? Check out the All About…

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Resistor Capacitance

What Is Resistor Capacitance? Capacitance is an ability of a body to…

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Thin and Thick Film

What are Thin and Thick Film Resistors? Thin and thick film resistors…

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Fixed Resistor

What is a Fixed Resistor? Fixed value resistors have a defined ohmic…

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Resistor Properties

The function of resistors is to oppose the flow of electric current in…

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Capacitor Guide Intro

Welcome to the Capacitor Guide! Your guide in the world of capacitors.…

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Q factor

Q Factor definition The Q factor of a capacitor, also known as the…

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What Is a Resistor?

The resistor is a passive electrical component that creates…

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Thin and Thick Film

What are Thin and Thick Film Resistors? Thin and thick film resistors…

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Resistance of a Resistor

Resistance of a Resistor The function of a resistor is to oppose the…

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Basic DC Circuit Theory

Voltage and Current Relationship The earth is a dynamic place. Objects…

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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Resistor Sizes and Packages

Resistors are available in a large number of different package styles…

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Resistor Guide Intro

Welcome to the Resistor Guide! The Resistor Guide will guide you in…

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Current limiting

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Triangle Of Power And Power Factor

In a purely resistive AC circuit, power is simply power. If we add…

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Electric Charge

What is electric charge? Electric charge is a fundamental physical…

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Mica Capacitor

What are mica capacitors? Mica is a group of natural minerals. Silver…

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Air Capacitor

What are air capacitors? Air capacitors are capacitors which use air…

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Metal Film Resistor

Metal Film Resistors Metal film resistors have a thin metal layer as…

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Q factor

Q Factor definition The Q factor of a capacitor, also known as the…

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Ohm’s Law

What Is Ohm’s Law? Ohm’s law states that the electrical…

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Pull-up and Pull-down Resistors

What Are Pull-up Resistors? Pull-up resistors are resistors used in…

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Variable Resistor

What is a Variable Resistor? A variable resistor is a resistor of…

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Impedance and Reactance

Impedance and reactance An element in a DC circuit can be described…

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Electrical Resistivity

What Is Electrical Resistivity? Electrical resistivity is a measure of…

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Shunt Resistor

Definition Shunt Resistor A shunt resistor is used to measure electric…

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