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Inventions Study App Download | Metal Detectors App (Android & iOS)

Inventions Placement Tests: Certification Test 570

Metal Detectors MCQs App Download & PDF e-Book - 570

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Apps:

Metal Detectors Play Store App Metal Detectors App Store App
MCQ: 570

Metal detectors were invented by an American scientist and engineer named as

  1. Sir Nikolaus Otto
  2. Sir Schuyler Skaats Wheeler
  3. Sir Alexander Graham Bell
  4. Sir Oliver Evans

Inventions eBook: Exam Preparation MCQs

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Metal Detectors MCQs App (iOS & Android)

Metal Detectors MCQs App

Metal Detectors MCQs App (Android & iOS)

General Knowledge MCQs App

Microbiology MCQs App (Android & iOS)

Microbiology MCQs App

Introduction to Psychology MCQs App (Android & iOS)

Introduction to Psychology MCQs App