Knowledge Base

Faraday's law for electromagnetic induction and for electrolysis
Faraday's law for electromagnetic induction and for electrolysis
Oct 28, 2021

To describe the processes in physics and chemistry, there are a number of laws and relationships obtained experimentally and by calculation. Not a ...

Types of solders for soldering, their application and purpose
Types of solders for soldering, their application and purpose
Oct 28, 2021

To create a sealed, reliable connection of metal parts, soldering is most often used. The essence of the process lies in the bonding of materials w...

Bipolar transistors: device, principle of operation, switching circuits
Bipolar transistors: device, principle of operation, switching circuits
Oct 28, 2021

The word "transistor" is made up of the words TRANSfer and resISTOR - resistance converter. It replaced lamps in the early 1950s. It is a three-lea...

Dielectric strength: definition and reasons for the decrease
Dielectric strength: definition and reasons for the decrease
Oct 28, 2021

A dielectric is a substance that does not conduct electrical current (or is very poorly conductive). There is such a thing as "insulation breakdown...

What is EMF (electromotive force): definition in simple words
What is EMF (electromotive force): definition in simple words
Oct 28, 2021

EMF is understood as the specific work of external forces to move a unit charge in the circuit of an electric circuit. This concept in electricity ...

Hall sensor: device, principle of operation and purpose
Hall sensor: device, principle of operation and purpose
Oct 28, 2021

Magnetic Hall sensors are widespread in modern conditions and are used not only in specialized products, but also in ordinary household appliances....

Triac: device, principle of operation, scope
Triac: device, principle of operation, scope
Oct 28, 2021

A triac is a semiconductor device. Its full name is a symmetrical triode thyristor. Its peculiarity is that it is possible to conduct current in bo...

Total current law for a magnetic field: formulas and definition
Total current law for a magnetic field: formulas and definition
Oct 28, 2021

The familiar to many subject called "Electrical Engineering" contains in its program a number of fundamental laws that determine the principles of ...

EMF and voltage in the electrical circuit
EMF and voltage in the electrical circuit
Oct 28, 2021

Many people (including some electricians) confuse the concept of electromotive force (EMF) and voltage. Although these concepts are different. Desp...

Zener diode: device, principle of operation, characteristics
Zener diode: device, principle of operation, characteristics
Oct 28, 2021

The basis for reliable and long-term operation of electronic equipment is a stable supply voltage. For this, stabilized power supplies are used. We...