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Inventions MCQs – Certification Test 418

Mobile phone MCQs (Question 418) – Learning App & e-Book Download

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MCQ 418: The mobile phone is an invention of an American engineer named as:

  1. Sir Philo Taylor Farnsworth
  2. Sir Thomas Edison
  3. Sir Igory Sikorsky
  4. Sir Martin Cooper
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8th Class Science Test Questions

8th Class Science Quiz with Answers