Prodigal-Genius-Biography-of-Nikola-Tesla_page_78

Prodigal-Genius-Biography-of-Nikola-Tesla | page 78 | https://thedailydialectics.com/pdfs/tesla/Prodigal-Genius-Biography-of-Nikola-Tesla/Prodigal-Genius-Biography-of-Nikola-Tesla.pdf

elastically into the inductance coil, which stores the energy by building up its magnetic field. When the current ceases to flow in the coil, the magnetic field collapses and gives back to the coil the energy previously used in building up the magnetic field, thus causing a current to flow back…