Hygienic assessment of natural and artificial lighting of premises (page 1)
It is unlikely that a modern building can do without electricity completely, but there are a number of principles
Additional material Current-voltage characteristics of the arc
At the initial moment, a slightly higher voltage is required to excite the arc than during its subsequent
What is the current in the power line, AC or DC? What is direct current?
The brilliant inventor Thomas Edison bet on direct current and lost. But today is permanent
Methods for connecting copper and aluminum wires
Connecting aluminum and copper wires to each other
Modern electrical wiring in an apartment or house is carried out only with copper wires, as the PUE says.
RECTANGULAR SHAPE SIGNALS. LIMITATION. DIFFERENTIATION AND INTEGRATION
Often in electronic circuits it is necessary to generate different types of signals having different frequencies and shapes,
What is a Schottky diode, its characteristics and how to check with a multimeter
Designation, application and parameters of Schottky diodes To the large family of semiconductor diodes named by surnames
Characteristics of human electric shock injuries
The widespread use of electrical equipment in production and in a variety of electrical equipment in everyday life contributes to the increase
How to determine the plus and minus on the charging wire?
Any phone battery has 3 contacts. Plus and minus are marked on the battery case.
Solar battery (+ controller) to modify the power supply for a home waterfall pump
Here you will learn: When you need a controller Functions of a solar panel controller How a controller works
§17. Magnetic field of a current-carrying conductor and ways to enhance it
Magnetic field and its graphic representation Stones capable of attracting objects made of iron were named
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