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Inventions Quizzes

Inventions Practice Test 82

Floppy Disk Quiz Questions and Answers PDF - 82

The Floppy Disk Quiz Questions and Answers PDF, Floppy Disk Quiz with Answers PDF Download, e-Book Test 82 to learn free inventions online courses. Practice Inventions and Inventors trivia questions, Floppy Disk Multiple Choice Questions (MCQ) for online college degrees. The Floppy Disk Quiz App: Download free learning app for refrigerator, jigsaw puzzles, neutron, compound microscope, floppy disk test prep for elementary school graduation certificate.

The Quiz: In which one of following year, floppy disk was patented; "Floppy Disk" App Download (Free) with answers ‘1977’, ‘1905’, ‘1967’ and ‘1932’ for virtual online school. Solve inventions and inventors questions and answers, Amazon eBook to download free sample for virtual online school.

Floppy Disk Questions and Answers PDF Download: Quiz 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

Mock Tests: Inventions Course Prep

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Floppy Disk App (Android & iOS)

Floppy Disk App (Android & iOS)

Inventions App (Android & iOS)

Inventions App (iOS & Android)

Basic Computer Knowledge App (Android & iOS)

Basic Computer Knowledge App (Android & iOS)

Marine Pollution App (Android & iOS)

Marine Pollution App (iOS & Android)