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Inventions MCQs – Mock Test 178

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Free Steam Engine Learning App Download (Android & iOS): Steam Engine was discovered by; MCQ with answers: sir james watt, sir thomas savery, john gorric, and sir bartolomeo cristofori. Practice inventions and inventors questions and answers, Apple Book to download free chapter to support invention educational development.

Steam Engine MCQ – Mock Test 178 PDF Download

MCQ 886: Steam Engine was discovered by:

  1. Sir Thomas Savery
  2. Sir James Watt
  3. Sir Bartolomeo Cristofori
  4. John Gorric

MCQ 887: Audiometer was invented by an engineer named as:

  1. Dr Larry wang
  2. Sir Alexander Graham Bell
  3. Sir Nikola Tesla
  4. Sir Otto Blathy

MCQ 888: Computerized Braille was invented by:

  1. Sir Lillian Moller Gilbreth
  2. Sir Nicholas Jacques Conte
  3. Sir Roland Galarneau
  4. Sir John Patch

MCQ 889: Pascaline machine was invented by:

  1. Sir James Collip
  2. Sir John Vincent Atanasoff
  3. Sir J.Stuart Blackton
  4. Sir Blaise Pascal

MCQ 890: In which one of the following year, cat eyes were discovered?

  1. 1700
  2. 1723
  3. 1788
  4. 1734

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