Energy Storage

Capacitors used for energy storage Capacitors are devices which store…

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Film Capacitor

What are film capacitors? Film capacitors are capacitors which use a…

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Impedance and Reactance

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

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Resistor SMD Code

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

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Wirewound Resistor

What is a Wirewound Resistor? A wirewound resistor is an electrical…

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Resistors in Parallel

How to Calculate the Equivalent Resistance for Resistors in Parallel?…

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Heater Resistor

What are Heater Resistors? Heater resistors are used whenever an…

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NTC Thermistor

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

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Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

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Temperature Coefficient of Resistance

Resistance Changes with Temperature The temperature coefficient of…

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Resistors for LED Circuits

Resistors in Light Emitting Diode (LED) Circuits An LED (Light…

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Basic AC Circuits

We started out this chapter by discussing power in DC circuits. Now,…

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Polymer Capacitor

What are polymer capacitors? Polymer capacitors are capacitors which…

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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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Thermistor

What is a Thermistor? A thermistor is a temperature sensitive…

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Resistor Capacitance

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

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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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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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Basic DC Circuit Theory

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

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Importance Of Maximum Power Transfer

This page explores the issue of how to design a system that will…

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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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Power Rating

What is the Power Rating of a Resistor? The power rating of a resistor…

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Q factor

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

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Power Factor And RMS Explained

In the previous page, we saw that the mathematical representation of…

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Kirchhoff’s Laws

Gustav Robert Kirchhoff   Kirchhoff's laws are essential for…

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Resistors for LED Circuits

Resistors in Light Emitting Diode (LED) Circuits An LED (Light…

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Resistor Properties

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

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Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…

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Electric Charge

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

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Supercapacitor

What are supercapacitors? Supercapacitors are electronic devices which…

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Resistor Guide Intro

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

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Mica Capacitor

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

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Potentiometer

What is a Potentiometer? A potentiometer is a manually adjustable…

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Temperature Coefficient of Resistance

Resistance Changes with Temperature The temperature coefficient of…

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Variable Resistor

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

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Capacitors in parallel

Capacitors, like other electrical elements, can be connected to other…

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Resistor Suppliers

When you are looking for electronic components or where to buy…

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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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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Fixed Resistor

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

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Electric Field

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

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