# Electrical Engineering

## Collection by Electrical4U • Last updated 20 hours ago

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Everything electrical engineering - Transformers, Generators, Batteries, Theory, and more.

A SIMPLE explanation of Impedance Matching. Learn what Impedance Matching is, its formula, applications, and a diagram of an Impedance Matching circuit. We also discuss ...

A SIMPLE explanation of Load Factor. Learn what Load Factor is, how to calculate Load Factor, and how to improve Load Factor. We discuss an example question of Load Factor, as well as ...

A SIMPLE explanation of the Fresnel Equations. Learn what the Fresnel Equations are, how they are derived, and the Fresnel Equations Complex Index of Refraction. We also discuss ...

A resistor is a passive component in a circuit which provides resistance to the flow of current. There are many different types of resistors â learn all about them in this post.Â #Electrical4UÂ #electricalengineeringÂ #resistorsÂ #resistance

A SIMPLE explanation of Admittance. Learn what admittance is, the admittance triangle, admittance in series & parallel, its formula, units, and Admittance vs Impedance. Plus we discuss ...

A SIMPLE explanation of a Magnetic Reluctance. Learn what Magnetic Reluctance is, its formula & units, applications, and Permeance vs Reluctance. Magnetic reluctance (also known as reluctance, magnetic resistance, or a magnetic insulator) is defined as ...

A SIMPLE explanation of how a Transformer works. We discuss the WORKING PRINCIPLE of a Transformer – including lots of diagrams. We go over an easy way to...

A SIMPLE explanation of Work Function in Physics. Learn what Work Function is, its Formula, Equations, and relation to Threshold Frequency. Learn how to find and calculate work function.

A resistor is a passive component in a circuit which provides resistance to the flow of current. There are many different types of resistors â learn all about them in this post.Â #Electrical4UÂ #electricalengineeringÂ #resistorsÂ #resistance

A SIMPLE explanation of QAM (Quadrature Amplitude Modulation). Learn what QAM is, analog vs digital QAM, QAM vs QPSK vs BPSK vs OOK, and the various bit QAMs (16 bit to 256 bit). We also discuss ...

A SIMPLE explanation of an SWR Meter (Standing Wave Ratio meter). Learn what an SWR Meter is, how an SWR Meter works, and how to use an SWR Meter. We also discuss ...

A SIMPLE explanation of Cutoff Frequency. Learn what Cutoff Frequency, how to find Cutoff Frequency, and the equation for cut off frequency. We also discuss ...

A resistor is a passive component in a circuit which provides resistance to the flow of current. There are many different types of resistors â learn all about them in this post.Â #Electrical4UÂ #electricalengineeringÂ #resistorsÂ #resistance

A SIMPLE explanation of Nominal Voltage. Learn the definition & meaning of Nominal voltage, Rated voltage vs Nominal Voltage vs Operating Voltage, and the Nominal Voltage of a Battery. We also discuss ...

What is Dielectric Grease? Dielectric grease is a silicone-based grease that is used in an electric circuit to protect components from dirt, moisture, and corrosion. Dielectric grease is also known as silicone grease. It is a non-conductive material used in the electrical circuit to transfer heat from the device. It…