Construction And Repair

What are multiple units for: milliamperes and microamperes, how to convert 1000 μA to A Construction And Repair

The problem of converting units of measurement of certain physical quantities into a convenient format arises for most people who actively use electronic equipment at work and at home. Most devices...

Amperes to kilowatts: how to convert one physical quantity to another using a table or calculator Construction And Repair

When renovating or designing a new building, you have to analyze the electrical systems. To do this, you need to be able to work with various measuring quantities, for example, to represent amperes...

Frequency converter: principle of operation, features and application in asynchronous motors Construction And Repair

Most often, frequency converters are used for an induction motor, but they are also found in household appliances. Despite their prevalence, they have not only advantages, but also disadvantages, w...

Radiation of electromagnetic waves: natural and artificial sources, impact on humans Construction And Repair

Technological progress has presented a person with many devices and devices that have made life much easier. But there is also a downside - pollution and negative effects on the health of living th...

Basic properties of an electric field and its characteristics: intensity, potential, induction Construction And Repair

An electric field is called matter, which ensures the interaction of electric charges in it. It can be generated by both an electric charge and a changing magnetic flux. In the first case, it is ca...

Indicator screwdriver: how to use, voltage indicator, probe and tester Construction And Repair

At the household level, everyone is faced with electricity every day. Everyone knows how dangerous it can be. Each contact with it requires the adoption of measures that will protect us from its ef...

What color is the temperature of 4000 Kelvin: the value of the parameter for LED lamps and other sources Construction And Repair

It is scientifically proven that certain parameters of lighting in a room affect its perception by a person. Therefore, the correct choice and location of light sources is very important in interio...

What is called induction current: EMF formula, principles of occurrence and conducting experiments Construction And Repair

Electromagnetic induction refers to the phenomenon when an electric current, field or polarization occurs. In this case, there is a change in the time interval for the magnetic field or the movemen...

How to test BTB16-700BW: using a circuit and a tester to diagnose a triac Construction And Repair

Thyristors are used to control power. They are used in dimmers or to control the speed of engines. During the repair process, it is not difficult to identify the malfunction of such a radio compone...

Engine power factor: definition, ways to increase "cos phi"Construction And Repair

The power factor of a motor, referred to as "cos phi", is usually tried to do as much as possible. The lower the value, the greater the current must have in order to allocate the required power in ...