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THE discovery of the Röntgen rays has created a revived interest in many of the beautiful experiments that can be performed with the aid of the Ruhmkorff induction coil, and is thus indirectly a ...

This is a series of interactive lecture demonstrations with a theme of induction and Faraday's law, typically presented with a series of iClicker questions. Students predict the direction of current ...

How efficiently and effectively a workpiece is heated is determined by the induction coil. Induction coils are water-cooled copper conductors created from copper tubing which is readily formed into ...

AT a time when much interest is taken in the oscillatory electric discharge and its effects, it may not be out of place to mention that a link in the evolution of the Tesla coil is to be found in a ...