Electric circuits
Thyristors: principle of operation, design, types and methods of inclusion. Useful for electrician: electrical engineering and electronics
A thyristor is a power electronic partially controlled switch. Therefore, sometimes in the technical literature it is called a single-operation thyristor, which can
How to properly connect the wattmeter to the DC circuit. Useful for electrician: electrical engineering and electronics
It has a wattmeter for a rated current of 5 A and a rated voltage of 300 V. How to connect it to the mains? If the current...
Starting and regulating rheostats: switching circuits. Useful for electrician: electrical engineering and electronics
A rheostat is a device consisting of a set of resistors and a device with which you can adjust the resistance of the resistors included...
Schemes for turning on fluorescent lamps with electromagnetic ballasts. Useful for electrician: electrical engineering and electronics
To maintain and stabilize the discharge process, the ballast resistance in the AC network in the form of a choke or choke and...
Transformers for measuring voltage. Useful for Electrical Engineering: Electrical and Electronics Engineering
The measuring voltage transformer is used to step down the high voltage supplied in AC installations to meters and relays...
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Why is electric current dangerous?