Inventions Practice Test 118
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The Book Vaccum Tube Quiz Questions and Answers, vaccum tube MCQ PDF Download, e-Book Test 118 to learn free inventions online courses. Practice Inventions and Inventors trivia questions, vaccum tube Multiple Choice Questions (MCQ) for online college degrees. The Vaccum Tube Quiz App Download: Free learning app for use of fire, decimal point notation, cheese slicer, a.c, vaccum tube test prep for online elementary school.
The Quiz: In which year the first vacuum tube was invented; "Vaccum Tube" App Download (Free) with answers 1976, 1904, 1903 and 1924 for online certifications. Solve inventions and inventors questions and answers, Amazon eBook to download free sample for online school courses.
Vaccum Tube Questions and Answers PDF Download: Quiz 118
MCQ 586: In which year the first vacuum tube was invented?
- 1904
- 1976
- 1903
- 1924
MCQ 587: Which one of the following invents AC?
- Sir Willis H.Carrier
- Sir Jack Kilby
- Sir Schuyler Skaats Wheeler
- Sir Walter Brattain
MCQ 588: In which one of the following country cheese slicer was invented?
- Spain
- Norway
- America
- Canada
MCQ 589: The decimal point notation was introduced by
- Ibn-al Haytham
- Sind ibn Ali
- Muhammad ibn Musa al-Khwazirzmi
- Muhammad ibn Musa
MCQ 590: The fire was first controlled by humans anywhere from about
- 210,000 years ago
- 265,000 years ago
- 230,000 years ago
- 310,000 years ago
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