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A telegraph is defined as a communications system that transmits and receives simple unmodulated electric impulses, especially one in which the transmission and reception stations are directly connected by wires. In 1832, Pavel Schilling invented one of the earliest electrical telegraphs.

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Q: What is the apparatus for transmission of messages by electricity?
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The process of transmission of the electricity generated?

Conduction. For the industrial transmission of electricity, the word "transmission" is used.


What supplies electricity?

HT is High Tension - usually voltages in excess of 1kV in electronics, but in Transmission Lines it could be much higher - perhaps over 25kV.It loosely signifies that there may be an unexpected danger in the apparatus.


How is electricity distributed in Singapore?

In Singapore, a transmission company - SP PowerAssets - owns and manages the national electricity transmission system


What is cryptography and sequrity?

Cryptography is a technique for secure transmission of messages.


How were messages sent from Apollo 11?

Via radio transmission.


How was the telegraph used?

the first method used to send messages by electricity.


What is the function of transmission network in a telephone?

In order to used this networks in conjunction with other apparatus in telephone system they must be provide efficient transmission !


When was Maharashtra State Electricity Transmission Company Limited created?

Maharashtra State Electricity Transmission Company Limited was created on 2005-06-06.


What apparatus would you use to show that a metal was a good conductor of electricity?

plastic, steel, zinc, and carbon


What is the importance of RIV measurements for EHV power apparatus?

RIV measurements are an integral part of ensuring that electrical power apparatus is operating at its maximum efficiency. While many people associate the RIV device with its ability to detect when electricity is being stolen, the device also has a number of other functions, including measuring the power output of EHV power apparatus to ensure that it is operating at its maximum efficiency. The RIV device can be installed in a variety of locations, including on the transmission lines or on the powerhouse. It can also be used to detect when power is being stolen, which can help electric companies reduce the amount of money they spend on electricity.


What are the apparatus used to show that moving magnet conduct electricity?

Volt Metre is the apparatus used to detect the electricity generated. Moving a magnet in or around coil of enamelled copper wire or vice versa will generate electricity. The electricity generated can be detected, by connecting the ends of wires of coil to a Volt Metre. The Voltage generated proportional to the speed of movement and strength of the magnet, and the number of turns of the coil.


What are the examples of electricity?

One example of current electricity are transmission lines. These bring electricity from power stations to individual houses.