Ruhmkorff coil

[ room-kawrf ]

noun

, Electricity.

1. induction coil.

Word History and Origins

Origin of Ruhmkorff coil¹

1850–55; named after Heinrich Daniel Ruhmkorff (1803–77), German physicist, its inventor

Example Sentences

The principle is that evidenced in the familiar laboratory apparatus known as the Ruhmkorff coil.

From Project Gutenberg

A Ruhmkorff coil differs from a simple primary coil in three main points.

From Project Gutenberg

A Ruhmkorff coil may also be employed for obtaining sparks in proportion to the current emitted.

From Project Gutenberg

It is well to take certain precautions when operating a Ruhmkorff coil with very rapidly alternating currents.

From Project Gutenberg