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What made the first telephone work?
A battery that was wired to a needle that converted sound waves into an electric signal which traveled along a wire to a receiver made the first telephone work. It was invented by Alexander Graham Bell.
Name 5 inventions of Thomas Edison?
devices for telegraph he made inprovments in tecnology he invented cuplox telegraph electric pen for telegraph inprovments in telephone tec
Who made the dang telephone?
i believe Alexander Graham Bell made the telephone,but im not sure...
What is Alexander Bell's most famous invention?
his hardest invention was the telephone
What is the modern day telephone made of?
the lates telephone was invented in 2013
Who made the candlestick telephone?
what would have been the most popular candle stick telelphone during the early 1900's that most upper class families would have in their homes, and how did the calling sytem work? was there an oporater? thanks
What is the example of simi variable costs?
A simi-variable cost has both variable and fixed factors. An organization's telephone and electric costs are simi- variable. These costs are fixed. However, if more electricity is used, or more telephone calls are made in a given period, they become variable.
Date the telephone was made?
The telephone was invented in 1876, by Alexander Graham Bell
What material was a Victorian telephone made of?
It was made of steel.
What is the appropriate sound made by telephone called?
Analog sound generator made by telephone ringing IB
What are the products of science and technology considered to be great inventions?
It is generally considered that great inventions made possible by science and technology include such things as the electric light bulb, the steam engine, the internal combustion engine, the electric generator, the telephone, the television, the computer, and the nuclear bomb.
What has the telephone made obsolete?
telegraph
