This video explains the role of resistors in electronic circuits and how Ohm’s Law defines the relationship between voltage, ...

This video explains the function of diodes and how they are used to control the flow of electrical current in electronic circuits. Diodes are essential components that allow current to move in only ...

Download this article in PDF format. It’s now common to see circuit boards that carry hundreds of amps, especially in intensive data-processing applications, electric vehicles, and ac distribution.

This is the first of a two-part series on the processes used to find the short circuit current duties of circuit breakers and fuses. In Part 1, we’ll use a simplified power system to illustrate the ...

Key learning points Electrical charges What are free electrons? Cell polarity Conventional current direction Electrons orbit the nucleus. An atom has a neutral charge, because it contains the same ...

John Clarke, Michel H. Devoret, and John M. Martinis won the 2025 Nobel Prize in Physics for demonstrating\u00A0macroscopic ...

Introduction Electricity powers many of the devices you use every day. Those devices are made up of circuits, ranging from very simple (such as a lamp with a single lightbulb) to very complex (such as ...

Three physicists, including a pair of University of California, Santa Barbara professors, have been awarded the 2025 Nobel ...

While GFCI outlets are commonly used in homes for safety reasons, there are some things you should still never plug into them ...