IT may interest those who wish to repeat Hertz's experiments on electro-magnetic radiation to know that many of these can be done very well by using a small Wimshurst machine in place of the usual ...

THIS little book, which partakes somewhat of the nature of a trade catalogue, briefly describes and illustrates the construction and action of the Wimshurst machines made by the firm of King, Mendham, ...

This electrostatic machine will spark from the round discharge electrodes when the crank is turned steadily. The crank rotates Plexiglas wheels that have small metal discs on them. Redistribution of ...

People from ancient times knew that rubbing certain materials and then touching something caused a spark. Studying what is called electrostatics laid the groundwork for understanding electricity and ...