Electricity wasn't invented, it was discovered. Later, practical applications were invented.
he was not a president but he invented electricty
Electricity was not invented but was discovered by Benjamin Franklin in 600BC
It was not invented but discovered by Benjamin Franklin who did some test's on it.
No, it is a simple mechanical device used for calculation and was invented about 4000 years before humans discovered electricity.
diodes only conduct in one direction
Victorian candle sticks were used for light purposes. Since of course electricty was not invented, this was the best way to get light.
Electricity wasn't "invented" - it is a natural occuring force of nature. It was harnessed for use on larger scales in the 1800's, but there is enough evidence that primitive batteries were used in ancient civilizations.