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What is telephone exchange system?
Telephone Exchange - In the field of telecommunications, a telephone exchange or telephone switch is a system of electronic components that connects telephone calls. A central office is the physical building used to house inside plant equipment including telephone switches, which make telephone calls "work" in the sense of making connections and relaying the speech information.
Did you ever noticed that when the electricity goes out but the phone often sill works Why?
Traditional telephones are powered by the local telephone exchange and do not need to be connected to a mains supply. Modern telephones often use a separate supply to power the additional features of telephones such as memory diallers, number displays, wireless handsets and so on. Most better designed modern telephones will allow the phone to be used as a basic telephone even when local power is lost. Cordless phones will not work when the home power is lost.
What is the Malayalam word for telephone exchange?
telephone can roughly translated to Malayalam as doorasravi. But usually in Kerala the word telephone is used as it is.
What is the technology behind the telephone?
technologies that are used in telephone exchange include manual service, dial service, telephone exchange and telephone switch. Other services include concentrator, off-hook, on-hook and wire center.
Is ATX power supply can be used in place of AT power supply?
No because they have different connectors.
When supply and demand analysis is used to study the exchange rate foreign exchange is treated just like?
a good or a service
Who used the first telephone in India?
28th January, 1882, is a Red Letter Day in the history of Telephone in India. On this day Major E. Baring, Member of the Governor General's Council declared open the Telephone Exchange in Calcutta, Madras and Bombay. The exchange at Calcutta named "Central Exchange" was opened at third floor of the building at 7, Council House Street. On 30-06-1882, the Central Telephone Exchange had 93 number of subscribers.
What is Strowger Exchange?
It was the first generation of an automated telephone exchange used for routing calls from one line to another. Strowger was the first to implement electromechanical switches which removed the need for an operator to manually connect the telephone lines together.
Where should ac or DC supply be used?
The type of power supply being used (AC or DC) should match the power requirements of the device it will be supplying power to.
Is used to prevent the effect of power fluctuation in the power supply on your computer and works for a specific period of time even there is no power.?
computer
What is power supply used by a laptop?
Your battery.
Full form of smps?
it is used to supply power to motherboard and other peripherals
