What did a electrical engineer invented?

Answer 1

Electrical engineers have invented a wide range of technologies, including the electric motor, transformer, and various types of communication systems like radio and television. They have also played key roles in developing power generation and distribution systems, such as the AC (alternating current) power system pioneered by Nikola Tesla. Additionally, innovations in semiconductor devices, such as transistors, have revolutionized electronics and computing. Overall, their contributions have significantly shaped modern technology and infrastructure.