Тема Иностранный язык в электроэнергетике и электротехнике (английский)
- A criterion commonly associated with semiconductors is
- Ancient people could neither understand their observations of electricity nor find any ... for them
- At room temperature the conductivities characteristics of metals are
- … energy is the energy of motion
- … energy is the energy of position
- … flows continuously through a conducting circuit in one direction only
- If an inverter is use to supply electrical appliances in a home, it must copy a supply of ... electricity produced by the generators of power stations
- If the number of electrons flowing through the conductor increases, then the ... increases
- … include almost all minerals, many chemical elements, a great variety of chemical compounds, alloys of metals, and a number of organic compounds
- Inverters convert ... to
- … is a rate of flow of electric charge
- It is quite possible to reduce the ... in the transmission system by employing transformers
- Low current in its turn results in ... heating losses in electrical wires
- Materials with very high resistance are called
- Most inverters can produce a current which alternates precisely at the required ... – for example, 50 hertz
- Most of the electrically operated ..., such as the electric lamp, the refrigerator, the tram, the lift, the radio, and so on, are less than one hundred years old
- On being rubbed, that strange yellow stone, ..., obtained the ability of attracting light objects of a small size
- … , on the other hand, continually reverses in direction, as its name implies
- Once both the voltage and amperage are known, it is possible to work out power, measured in
- Phales, the Greek philosopher, could not know that amber was ... with electricity owing to the process of rubbing
- Power (P) can be calculated using the equation P=EI. Therefore ... equals voltage multiplied by amperage
- Semiconductor is a material having
- Semiconductors depend in many cases on ... for their unique properties
- The circuit is known to be a complete path which
- The ... circuit is produced when the current is allowed to return to the source of supply without control and without doing the work that we want it to do
- The electric energy is produced at the
- The energy of falling water is generally used to turn the turbines of ... stations
- The first phenomenon familiar to ancient people was a ... a dangerous power which could both kill people and burn or destroy their houses
- The fuse must be placed in every circuit where there is a danger of ... the line
- The higher the offered resistance, the greater are the heating ... in electric wires
- The lamps in your room and your house are generally connected in
- The phenomenon connected with electricity was the so-called ... which possessed the property of giving more or less strong electric shocks which could be obtained by a person coming into contact with the it
- There are ... kinds of electric circuits
- Two kinds of ... energy are potential and kinetic
- We break the circuit when we ... our electrical devices
- When electrical devices are connected so that the current flows from one device to another, they are said to be connected in