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General knowledge practice test MCQ: thomas edison invented light bulb in with options 1889, 1869, 1879 and 1883 problem solving skills for summative and formative assessment, competitive exam prep, interview questions with answer key. Free study guide is for online learning bulb invention quiz with MCQs to practice test questions with answers. Bulb Invention Video

MCQs on Bulb Invention Quiz PDF Download

MCQ: Thomas Edison invented light bulb in

  1. 1889
  2. 1869
  3. 1879
  4. 1883

C

MCQ: Primary inventor of carbon-filament light bulb is

  1. Mary Anderson
  2. Thomas Edison
  3. George Antheil
  4. Victor Adler

B