Calculation of power for current and voltage
As is well known, an electrical voltage must have its own measure, which initially corresponds to the value that is designed to power this or that electrical device. Excess or ...
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12.12.2018 -
11.12.2018 Development of coal mines and pools
Coal is the first fossil fuel that man began to use. Currently, oil and gas are mostly used as energy carriers. However, despite this, coal ...
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09.12.2018 Thermal Relay - Motor Protection
Thermal relays are electrical devices, the main purpose of which is to protect the engine from excessive load and, as a result, the system overload. Today the most ...
Editor's Choice
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09.12.2018 Technical carbon, its receipt
Work plan: Introduction Structure of the carbon atom. Dissemination in nature. Carbon production. Physical and chemical ...
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09.12.2018 Complex resistance
Electrical quantity, which characterizes the property of the material to prevent the flow of electric current. Depending on the type ...
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08.12.2018 Determination of magnetic field induction and verification of the ampere formula
Ampere's law is one of the most important and most useful laws in electrical engineering, without which scientific and technical progress is inconceivable. This law was ...
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06.12.2018 Modern power industry
The technological scheme of nuclear power plants depends on the type of reactor, the type of coolant and moderator, as well as a number of other factors. The scheme may be ...
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06.12.2018 Representation of numbers in the computer
Usually, negative decimal numbers are automatically converted into a reverse or additional binary code when entered into the machine and in such ...
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05.12.2018 Information coding Purpose To review the process of encoding and decoding information
Informatics and ICT Grade 8 Workbook Bosova LL 2012 Answers, Informatics and ICT Grade 8 workbook Bosova GDZ, Informatics and ...
It is interesting
Rules for the transfer of meter readings of consumed electricity and its payment via the Internet
Light / Electricity meters and electricity metering On September 1, Mosenergosbyt requires that the electricity meter data be transmitted every month from the 23rd to the 26th day inclusive. Data can be transferred in three ways. EnergyVOLUTION ...
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03.12.2018 The history of technical methods of encoding information
With the advent of technical means of storing and transmitting information, new ideas and coding techniques emerged ....
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02.12.2018 Carbon and its main inorganic compounds
C (carboneum), non-metal chemical element of group IVA (C, Si, Ge, Sn, Pb) of the periodic system ...
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02.12.2018 Traction motor for electric vehicle: how electric cars work on it
Exhaustion of hydrocarbon fuels, environmental degradation and a number of other reasons sooner or later ...
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30.11.2018 Dependence of frequency and voltage on power balance
First of all, let us dwell on the basic and general question for the problems under consideration: find out what depends on ...
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29.11.2018 Cable insulation resistance measurement
Cable lines before starting work, as well as with a certain frequency, are checked for operational ...
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29.11.2018 Alternating sinusoidal current
§ 50. Basic quantities characterizing alternating current Variable e. s., alternating voltage, as well as ...
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28.11.2018 Coding of graphic information
The main operation performed on individual characters of the text - a comparison of characters. When comparing characters ...
Power supply systems
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26.11.2018 
How to compress the power cord without a tool (screwdriver)
Good day to all! This article will talk about a network cable (Ethernet cable, or twisted pair, like ...
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26.11.2018 
Internal resistance of current source
Introduction The need to introduce the term can be illustrated by the following example. Compare two chemical ...
Low voltage networks
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26.11.2018 
What is the time current characteristics of circuit breakers
To make the right choice of circuit breaker (AB), you must fully have information ...
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25.11.2018 
Kurt Cobain's suicide note
On Friday, April 8, 1994, at 8.45 am local time, the Seattle Police Department was ...
Cable lines
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24.11.2018 
Donetsk coal basin is
Anthracite (Greek. Ανθραξ - coal), Solid, high density, shiny coal containing more than 90% carbon ...
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24.11.2018 
Electrical Testing
Electrical equipment is regularly subjected to tests that pursue the objectives of checking compliance ...
Relay Protection
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24.11.2018 
Korkinsky coal mine - ilius
In the Chelyabinsk region, near the town of Korkino, there is the deepest coal mine in Europe and the second largest coal mine in the world ....
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23.11.2018 
How easy and simple to convert milliamps to amps and vice versa
The formulation “unit of current strength” was first used by the French mathematician and physicist A. Ampere when ...
