Wimshurst Machine two large contra-rotating discs mounted in a vertical plane, two cross bars with metallic brushes, and a spark gap formed by two metal spheres.
... FILMS. film thickness = t. path difference ~ 2t and varies as film ... Blue 470. Violet 440. ELECTROSTATICS. Friction charging. Induction charging. EXAMPLE ...
... March 1965 published an article in East-West Institute Magazine called 'George ... Experiments' stating he produced Iron (Fe) from Carbon (C) and Oxygen (O) ...
Generating Electricity 1831 Michael Faraday discovers that by moving a magnetic bar near a loop of wire, an electric current can be induced in the wire.
Watt s Steam Engine Improvement upon Newcomen s Used 75% less coal than Newcomen's, and was hence much cheaper to run. Watt developed his engine further ...
Coraz n Tramond ( ltimo tercio del S. XIX) Aer metro Farenheit ( ltimo tercio ... Prismas cruzados (a o 1885) M quina de reflexi n y choque (a o 1900) Resonador ...
Many people believe that Ben Franklin's kite was hit by a lightning bolt, and ... When lightning strikes a kite, the spreading electric currents in the ground can ...