Important Inventions MCQs | World General Knowledge MCQs
Who invented Electric Generator?
(a) Sir Alexander Graham Bell
(b) Michael Faraday
(c) Alfred B. Nobel
(d) Thomas Alva Edison
Answer: b
What Igor Sikorsky invented?
(a) Hydroplane
(b) Jet engine airplane
(c) Helicopter
(d) Glider
Answer: c