What is a thyristor for, its structure and principle of operation? A thyristor is a semiconductor device that has
NYM copper cable is a popular conductor used in the construction of internal wiring of residential and administrative buildings.
Features of connections There are quite a few ways to connect wires - using screws and self-clamping
Disposal of fluorescent lamps should become a mandatory procedure for every person and any organization. So
Tubular lamps and their installation If with lamps with sockets, everything is simple, enough
What do we mean by energy saving? Energy saving is the rational use of energy. Of course technical reconstruction
General information Illuminance is a light value that determines the amount of light falling on a certain
Work of an electrostatic field Let's consider the situation: a charge q0 enters an electrostatic field. This is an electrostatic field
It's no secret that each of us in childhood wanted to have such a device as a laser
Classification of circuit breakers When selecting the desired device for supplying voltage and shutting down, manually or
