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Inventions MCQs – Mock Test 82

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Study Floppy Disk Multiple Choice Questions (MCQ) and Answers PDF for invention digital classroom connectivity. Download the Floppy Disk MCQ PDF e-Book, Test 82 to study inventions online courses. Solve Inventions and Inventors MCQ Notes questions, Floppy Disk MCQ Questions for invention learning advancement. Download the Floppy Disk MCQ App: Free Inventions App to study jigsaw puzzles, neutron, compound microscope, floppy disk test prep for invention digital classroom connectivity.

The "Floppy Disk MCQ" App Download (Android & iOS): In which one of the following year, floppy disk was patented?; MCQ with answers: 1977, 1905, 1932, and 1967. Practice inventions and inventors questions and answers, Apple Book to download free chapter to strengthen research skills.

Floppy Disk MCQ PDF Download – Mock Test 82

MCQ 406: In which one of the following year, floppy disk was patented?

  1. 1905
  2. 1977
  3. 1967
  4. 1932

MCQ 407: Compound Microscope first appeared in Europe in:

  1. 1620
  2. 1630
  3. 1640
  4. 1650

MCQ 408: Neutron were discovered by:

  1. Sir Joseph Henry
  2. Sir James Chadwick
  3. Sir Elizebeth Friedmann
  4. Sir Frank Drake

MCQ 409: Jigsaw Puzzles was invented by:

  1. Sir John Spilsbury
  2. Sir Henry W. Seelay
  3. Sir Schuyler Skaats Wheeler
  4. Sir Samuel W. Francis

MCQ 410: The refrigerator was invented by:

  1. Sir James Hillier
  2. Sir Oliver Evans
  3. Sir Thomas Edison
  4. Sir Alexander Graham Bell

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Download the "Floppy Disk" App: Free Inventions MCQ App (iOS & Android) to strengthen research skills. Download Play Store & App Store Learning Apps with all functionalities for invention learning advancement.

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