Assertion: coil's voltage | /r/HasProperty | invented by tesla
Facets:
value: in 1891
type: TEMPORAL
Source sentences:
text: Virtually all present Tesla coils use the two coil resonant transformer, consisting of a primary winding to which current pulses are applied, and a secondary winding that produces the high voltage, invented by Tesla in 1891.
text: Virtually all present Tesla coils use the two coil resonant transformer, consisting of a primary winding to which current pulses are applied, and a secondary winding that produces the high voltage, invented by Tesla in 1891.