Knowledge Base

Electrical capacity: definition, formulas, units
Electrical capacity: definition, formulas, units
Oct 28, 2021

In electrical engineering, the concept of capacity is often found. In this case, we are not talking about a bucket or other vessel, but about the e...

Electric current: what is it and how does it arise
Electric current: what is it and how does it arise
Oct 28, 2021

It is impossible to imagine the life of a modern person without electricity. Volts, Amperes, Watts - these words sound in a conversation about devi...

Electric charge: what it is and how it is measured
Electric charge: what it is and how it is measured
Oct 28, 2021

In nature, not everything can be explained from the point of view of mechanics, MKT and thermodynamics, there are also electromagnetic phenomena th...

Electric field: definition, characteristics, properties
Electric field: definition, characteristics, properties
Oct 28, 2021

There is such a term in physics as "Electric field". It describes the appearance of a certain force around charged bodies. It is applied in practic...

Electrification of bodies: definition, conditions of occurrence, application
Electrification of bodies: definition, conditions of occurrence, application
Oct 28, 2021

Have you noticed that when you take off your sweater or T-shirt, sparks fly and crackles are heard? And when you get out of the car and get an elec...

Photoresistor: device, principle of operation, characteristics
Photoresistor: device, principle of operation, characteristics
Oct 28, 2021

In industry and consumer electronics, photoresistors are used to measure light, count something, identify obstacles, and more. Its main purpose is ...

Hysteresis in electrical engineering and electronics: what is it
Hysteresis in electrical engineering and electronics: what is it
Oct 28, 2021

In electrical engineering, there are various devices, the principle of which is based on electromagnetic phenomena. Where there is a core on which ...

Inductor coil: device, principle of operation, purpose
Inductor coil: device, principle of operation, purpose
Oct 28, 2021

Inductors are widely used in electrical engineering as energy storage, oscillatory circuits, current limiting. Therefore, they can be found everywh...

Capacitor: device, principle of operation, application
Capacitor: device, principle of operation, application
Oct 28, 2021

In electrical engineering and electronics except resistor there are a number of other passive components. One of them is a capacitor. It is used in...

Transient resistance of contacts: norms and methods of measurements
Transient resistance of contacts: norms and methods of measurements
Oct 28, 2021

The best contact connection is the one with which the contact resistance forms a small value for a long time. Connecting contacts are an integral p...