Question: What was the nationality of the designer of The Tesla coil?
Sentence (from "Nikola Tesla"): Nikola Tesla ( ; ; 10 July 1856 – 7 January 1943) was a Serbian-American inventor, electrical engineer, mechanical engineer, physicist, and futurist who is best known for his contributions to the design of the modern alternating current (AC) electricity supply system.
Relevant evidence: Yes