Resistor Properties

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

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Electrical Resistivity

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

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Carbon Composition Resistor

An Introduction to Carbon Composition Resistors Carbon composition…

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Temperature Coefficient of Resistance

Resistance Changes with Temperature The temperature coefficient of…

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What Is a Resistor?

The resistor is a passive electrical component that creates…

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Heater Resistor

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

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Power Rating

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

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Braking Resistor

What is a Braking Resistor? The property of resistors to dissipate…

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PTC Thermistor

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

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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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Thermistor

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

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Standard Resistor Power Ratings

An electrical device’s power rating provides a general idea of…

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Q factor

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

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NTC Thermistor

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

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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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Resistors in Series

How to Calculate the Equivalent Resistance For Resistors in Series?…

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Power Factor And RMS Explained

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

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Current limiting

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Capacitors in parallel

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

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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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Capacitor Guide Intro

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

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Kirchhoff’s Laws

Gustav Robert Kirchhoff   Kirchhoff's laws are essential for…

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Resistor Sizes and Packages

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

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Energy Storage

Capacitors used for energy storage Capacitors are devices which store…

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Shunt Resistor

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

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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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Resistance of a Resistor

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

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Braking Resistor

What is a Braking Resistor? The property of resistors to dissipate…

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Blower Resistor

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

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Tantalum Capacitor

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

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Metal Film Resistor

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

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Resistor Color Code Calculator

This resistor color code calculator will help you determine the value…

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Heater Resistor

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

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AC Power Analysis In Reactive Circuits

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

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Parasitic Inductance

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

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