Fundamentals of Electronics
How the power grid works. Useful for electrician: electrical engineering and electronics
Russian power plants are united in a federal power system, which is a source of electric power for all its users. The transmission and...
Ohm's law for part of a circuit. Useful for electrician: electrical engineering and electronics
The basic law of electrical engineering that you can use to study and calculate electrical circuits is Ohm's law, which establishes the relationship…
DC power supply. Useful for Electrical Engineering: Electrical and Electronics Engineering
Power is the work done per unit of time. Electric power is equal to the product of current and voltage: P = U...
High frequency currents. Useful for electrician: electrical engineering and electronics
Currents with a frequency higher than 10,000 Hz are called high frequency currents (HFC). They are obtained using...
Sources of electric current. Useful for electrician: electrical engineering and electronics
The orderly movement of charged particles is called an electric current. To get an electric current in a wire, you need to create an electric…
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Why is electric current dangerous?