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What is a Varistor? A varistor is a voltage dependent resistor (VDR).…
Capacitors, like other electrical elements, can be connected to other…
In this page, we will expand and reinforce our understanding of power…
As you now know, reactive components can cause a circuit’s power…
We already know that purely reactive components (or purely reactive…
What is a Varistor? A varistor is a voltage dependent resistor (VDR).…
What are electrolytic capacitors? An electrolytic capacitor is a type…
AC electrical systems make extensive use of transformers. A…
In the previous page, we saw that the mathematical representation of…
Decoupling capacitors When designing a circuit, many novice engineers…
In a purely resistive AC circuit, power is simply power. If we add…
What are polymer capacitors? Polymer capacitors are capacitors which…
We started out this chapter by discussing power in DC circuits. Now,…
What is Resistor Noise? Noise is an unwanted phenomenon for resistors.…
What are tantalum capacitors? Tantalum capacitors are a subtype of…
What is a Potentiometer? A potentiometer is a manually adjustable…
Powers of Ten A numeral system is a method of using certain digits to…
In this page, we will expand and reinforce our understanding of power…
Resistance Changes with Temperature The temperature coefficient of…
How to Calculate the Equivalent Resistance For Resistors in Series?…
Filter capacitors Capacitors are reactive elements, which make them…
What are trimmer capacitors? Trimmer capacitors are variable…
The Effect of Phase We saw in the previous page that the voltage…
What Is Resistor Inductance? Inductance is an electrical property of…
Capacitors used for energy storage Capacitors are devices which store…
Standard Resistor Values In 1952, the IEC (International…
What is the Power Rating of a Resistor? The power rating of a resistor…
Resistors in Light Emitting Diode (LED) Circuits An LED (Light…
What is a Trimpot? A trimpot or trimmer potentiometer is a small…
Resistors are available in a large number of different package styles…
We learned in a previous page that resistors can be connected in…
Dielectric materials Dielectric materials are essentially insulators,…
