1.  Who invented Electric Generator?
A. Sir Alexander Graham Bell
B. Michael Faraday
C. Alfred B. Nobel
D. Thomas Alva Edison

Answer: Option B

Explanation:

The operating principle of electromagnetic generators was discovered in the years of 1831–1832 by Michael Faraday. The principle later called Faraday's law, is that an electromotive force is generated in an electrical conductor which encircles a varying magnetic flux.