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What is an electric field? An electric field is a special state that…
What is electric charge? Electric charge is a fundamental physical…
What are supercapacitors? Supercapacitors are electronic devices which…
Metal Film Resistors Metal film resistors have a thin metal layer as…
AC electrical systems make extensive use of transformers. A…
What is a Carbon Film Resistor? Carbon film resistors are a type of…
What are film capacitors? Film capacitors are capacitors which use a…
Capacitors A capacitor exhibits a relatively large amount of…
What are tantalum capacitors? Tantalum capacitors are a subtype of…
Resistance Changes with Temperature The temperature coefficient of…
What are Photoresistors? Photoresistors, also known as light dependent…
Gustav Robert Kirchhoff Kirchhoff's laws are essential for…
The Effect of Phase We saw in the previous page that the voltage…
Capacitors, like other electrical elements, can be connected to other…
Different materials react to voltage in different ways. If a material…
As you now know, reactive components can cause a circuit’s power…
Voltage and Current Relationship The earth is a dynamic place. Objects…
What Is Resistor Capacitance? Capacitance is an ability of a body to…
How to Calculate the Equivalent Resistance for Resistors in Parallel?…
An electrical device’s power rating provides a general idea of…
What is a Variable Resistor? A variable resistor is a resistor of…
What is a Digital Potentiometer? A digital potentiometer (also known…
In the previous page, we saw that the mathematical representation of…
