Benjamin biography franklin philadelphia experiment
Benjamin biography franklin philadelphia experiment
Benjamin biography franklin philadelphia experiment documentary!
Diagrams of various electrical phenomena in Experiments and Observations on Electricity. Library of Congress
Benjamin Franklin left an important legacy in electrical science and its useful application to mankind.
The experiments published in “Experiments and Observations on Electricity Made at Philadelphia in America” proved the existence of positive and negative charges as well as the concepts of insulators and conductors. His work led to the invention of the lightning rod which saved buildings from being struck by lightning.
The first time the word “electricity” was printed was in 1646 by Thomas Browne in Pseudodoxia Epidemica.
Benjamin biography franklin philadelphia experiment summary
In it he describes static electricity produced by rubbing two objects. Further studies were conducted by Boyle, Gilbert, Gray, von Guericke and du Fay in magnetism and electricity. The invention of the Leyden jar in 1745 was a most significant advance.
The Leyden Jar
The Leyden Jar was named after the city where it was invented, Leiden (Leyden), N