Ohm’s Law

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

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Kirchhoff’s Laws

Gustav Robert Kirchhoff   Kirchhoff's laws are essential for…

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Photoresistor

What are Photoresistors? Photoresistors, also known as light dependent…

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Parasitic Inductance

What is inductance? Electric inductance is a property of all…

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Resistor Guide Intro

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

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Difference Between A Capacitor And Inductor

Capacitors A capacitor exhibits a relatively large amount of…

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Ohm’s Law

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

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Resistor Symbols

All types of resistors have their own resistor symbols which are used…

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Magneto Resistor

What is a Magneto Resistor Magneto resistors have a variable…

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Potentiometer

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

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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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Current limiting

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Film Capacitor

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

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Capacitors in parallel

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

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About the Authors

Robert Keim Robert Keim graduated from the University of California,…

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Rheostat

What is a Rheostat? A rheostat is a variable resistor which is used to…

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Potentiometer Taper

What is Potentiometer Taper? Potentiometer taper is the relation…

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Measurements In Electrical Engineering

Powers of Ten A numeral system is a method of using certain digits to…

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Power Rating

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

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Trimpot

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

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Resistor Color Code

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

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Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

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What Is a Resistor?

The resistor is a passive electrical component that creates…

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Basic AC Circuits

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

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Electrolytic Capacitor

What are electrolytic capacitors? An electrolytic capacitor is a type…

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Current limiting

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Difference Between A Capacitor And Inductor

Capacitors A capacitor exhibits a relatively large amount of…

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Metal Oxide Film Resistor

What are Metal Oxide Film Resistors? Metal-oxide film resistors are…

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Supercapacitor

What are supercapacitors? Supercapacitors are electronic devices which…

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Polymer Capacitor

What are polymer capacitors? Polymer capacitors are capacitors which…

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Passive And Active Electronic Components

In a previous page, we discussed phasors, but we didn’t explore…

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Impedance and Reactance

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

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Resistor Symbols

All types of resistors have their own resistor symbols which are used…

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Blower Resistor

What is a Blower Resistor? Blower resistors are resistors which are…

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How To Calculate Power Factor Correction

As you now know, reactive components can cause a circuit’s power…

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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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Rheostat

What is a Rheostat? A rheostat is a variable resistor which is used to…

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Resistor SMD Code

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

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Measurements In Electrical Engineering

Powers of Ten A numeral system is a method of using certain digits to…

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Energy Storage

Capacitors used for energy storage Capacitors are devices which store…

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Electric Field

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

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