Motor starting capacitor

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

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Difference Between A Capacitor And Inductor

Capacitors A capacitor exhibits a relatively large amount of…

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Resistor Capacitance

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

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Supercapacitor

What are supercapacitors? Supercapacitors are electronic devices which…

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Q factor

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

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Understanding Electrical Transformers

AC electrical systems make extensive use of transformers. A…

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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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Importance Of Maximum Power Transfer

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

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Digital Potentiometer

What is a Digital Potentiometer? A digital potentiometer (also known…

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Resistor Properties

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

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Shunt Resistor

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

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Capacitance

What is capacitance? Electric capacitance is the ability of a…

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AC Power Analysis In Reactive Circuits

We already know that purely reactive components (or purely reactive…

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Resistors for LED Circuits

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

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Filter capacitor

Filter capacitors Capacitors are reactive elements, which make them…

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What Is Wye And Delta?

We learned in a previous page that resistors can be connected in…

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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 Guide Intro

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

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Tantalum Capacitor

What are tantalum capacitors? Tantalum capacitors are a subtype of…

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Thermistor

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

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Potentiometer Taper

What is Potentiometer Taper? Potentiometer taper is the relation…

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What Is Wye And Delta?

We learned in a previous page that resistors can be connected in…

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Resistor Inductance

What Is Resistor Inductance? Inductance is an electrical property of…

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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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Tantalum Capacitor

What are tantalum capacitors? Tantalum capacitors are a subtype of…

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Electrical Resistivity

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

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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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Electrolytic Capacitor

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

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Rheostat

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

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Photoresistor

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

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Thermistor

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

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Basic DC Circuit Theory

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

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Power Rating

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

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PTC Thermistor

What are PTC Thermistors? PTC stands for "Positive Temperature…

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Resistor Properties

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

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Air Capacitor

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

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AC Power Analysis In Reactive Circuits

We already know that purely reactive components (or purely reactive…

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What Is a Resistor?

The resistor is a passive electrical component that creates…

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Parasitic Inductance

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

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Power Factor And RMS Explained

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

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Potentiometer Taper

What is Potentiometer Taper? Potentiometer taper is the relation…

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