Phonograph App Download – Inventions Notes e-Book PDF

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Inventions Competitive Exam MCQs – Mock Test 51

Phonograph Notes Questions with Answers PDF Download – Test 51

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The Phonograph Notes Questions and Answers PDF (Phonograph Quiz Answers PDF e-Book) download Test 51 to learn inventions online courses. Practice Inventions and Inventors MCQ questions, Phonograph Multiple Choice Questions (MCQ) for online college degrees. The Phonograph Notes App Download – Free Inventions App to learn escalator, quartz clock, pendulum clock, phonograph test prep for online classes.

The MCQ: Phonograph was patented in; "Phonograph Notes" App (iOS, Android) with answers: usa, america, spain, and italy for online courses. Study inventions and inventors questions and answers, Google e-Book to download free chapter for free online courses.

Phonograph MCQs – Mock Test 51 PDF Download

MCQ 251: The phonograph was patented in:

  1. America
  2. USA
  3. Italy
  4. Spain

MCQ 252: Pendulum Clock was invented by a Dutch physicist named as:

  1. Sir Christian Huygens
  2. Sir Thomas Edison
  3. Sir William kennedy Dickson
  4. Sir J.Stuart Blackton

MCQ 253: Quartz Clock was invented by:

  1. Sir Nikola Tesla
  2. Sir Rudolf Diesel
  3. Sir Schuyler Skaats Wheeler
  4. Sir Warren Marrison

MCQ 254: Escalator was discovered by:

  1. Sir Jesse Reno
  2. Sir Henry W. Seelay
  3. Sir Schuyler Skaats Wheeler
  4. Sir Samuel W. Francis

MCQ 255: Sea plane was patented in:

  1. 1925
  2. 1910
  3. 1865
  4. 1989

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