Inventions Practice Test 158
Traffic lights Multiple Choice Questions (MCQs) PDF - 158
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The Traffic lights Multiple Choice Questions (MCQs) and Answers PDF (Traffic lights MCQs PDF e-Book) download Test 158 to study inventions online courses. Solve Inventions and Inventors MCQ trivia questions, Traffic lights Multiple Choice Questions (MCQ) for online college degrees. The Traffic lights MCQs App Download: Free educational app for electric motor, gyrocompass, wireless radio, rubella virus, traffic lights test prep for virtual online school.
The MCQs: In which one of following year, traffic lights were installed near Londons House of common; "Traffic lights" App (Android, iOS) with answers: 1814; 1875; 1868; 1823; for online elementary school classes. Practice inventions and inventors questions and answers, Google eBook to download free sample for school certificate.
Traffic lights Questions and Answers PDF Download: Quiz 158
In which one of the following year, traffic lights were installed near London?s House of common?
- 1875
- 1814
- 1868
- 1823
Rubella virus was invented by
- Sir Maurice Hilleman
- Sir Peter Williamson
- Sir Samuel Morse
- Sir Edwin Budding
In which one of the following year, Wireless radio was invented?
- 1900
- 1800
- 1700
- 1845
In which one of the following countries a usable gyro compass was invented?
- U.K
- Japan
- Canada
- Germany
Electric Motor was invented by
- Sir Gideon Sundback
- Sir Narinder Singh Kapany
- Sir Michael Faraday's
- Sir Ernest Lawrence
Mock Tests: Inventions Course Prep
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