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Inventions MCQs (Grade 8) From Textbook

Inventions MCQs – Certification Test 520

Phonograph Quiz (Question 520) – Learning App & e-Book Download

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MCQ 520: The phonograph was invented by an American inventor and businessman named as:

  1. Sir J.Stuart Blackton
  2. Sir Thomas Edison
  3. Sir William George Horner
  4. Sir Percy Spencer
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